The URSA Waist Strap is the original low-profile, breathable waist strap for hiding radio mic transmitters on talent. Made from URSA's 1mm thick bonded fabric, it wraps comfortably around the waist and sits discreetly under clothing.
One of the most popular straps we stock, it is trusted well beyond the film set – URSA Waist Straps are used by referees in the NBA, Cricket & Rugby.
Key Features
Ultra-slim: 1mm thick bonded fabric wraps comfortably around the waist.
Hypoallergenic fabric – safe for prolonged contact with skin.
Cable pocket: tuck your mic cable into the built-in pocket to keep it tidy.
Choice of Big Pouch or Small Pouch to suit your transmitter.
Available in Beige, Black, Caramel, Espresso & White, in sizes S, M & L (XL available in Beige & Black with Big Pouch).
Machine washable – easy to clean & dry every day.
Ideal For
Film & TV sound teams – secure transmitters on talent without bulky rigs.
Theatre & live events – discreet, comfortable fit for performers and presenters.
Broadcast – neat, low-profile placement for live interviews and studio work.
Sports, motion & action scenes – used by referees in the NBA, Cricket & Rugby.
The URSA Waist Strap is also available in Double Pouch and Sideways Pouch versions.
URSA Belt Pouches can be rigged vertically or sideways onto URSA Belts, 5–6cm belts or bras, and can also be sewn or pinned into costumes — one of the most versatile pouches we stock.
Each pouch comes with a black removable clip, letting you clip it to any garment and hang it vertically or horizontally. They can also be rigged on the inside of helmets, used as IEM pouches, or simply as soft protection when placing a transmitter in a pocket.
Key Features
Rigs vertically or sideways on URSA Belts, 5–6cm belts or bras.
Removable clip included with every pouch; packs of 5 replacement clips are available separately.
Can be sewn or pinned into costumes, rigged inside helmets or used as an IEM pouch.
Available in five sizes (Mini, Small, Medium, Large & XL Q5X) and three colours (Black, Beige & White).
Size & Transmitter Compatibility
Size
Dimensions
Compatible Packs
Mini
86 x 52mm
Lectrosonics SSM, Zaxcom ZMT3, Q5X PlayerMic S (tight fit)
Small
86 x 55mm
Sound Devices A20 Mini, Wisycom MTP61, Sennheiser SK6212, Lectrosonics SMV
Medium
86 x 75mm
Lectrosonics SMQV, Shure ADX1M, Tascam DR-10L, Wisycom MTP40/41
Large
99 x 78mm
Sound Devices A10/A20, Wisycom MTP60/MPR50, Shure PSM1000, Sony UWP
URSA Belts measure 5cm wide x 115cm long and can be cut with scissors to suit smaller waists. The Velcro end grips to any point along the exterior of the belt.
They are designed for use with URSA's range of Belt Pouches & Performance Pouches to suit all TX units. URSA developed a special double-bonded fabric specifically for these belts, giving them more strength and a robust 2mm thickness that stops the belt stringing up under the weight of transmitters.
Key Features
5cm x 115cm – trim to length with scissors for smaller waists.
Velcro end grips anywhere along the belt's exterior.
Strong 2mm double-bonded fabric holds its shape under transmitter weight.
Ideal for theatre & live performance, where artists often rig two transmitters onto one belt.
Can also be used with AquaPacs, or as a strap to clip transmitters onto.
Two colours: Beige & Black.
Machine washable at 40 degrees, tumble dry on low heat.
Designed by sound professionals. Made in the UK.
URSA's premium Thigh Strap is designed to carry a transmitter discreetly & securely around the thigh, crafted from URSA's ultra-thin bonded fabric.
Key Features
Polyurethane gripper: hypoallergenic non-slip gripper along the length of the strap prevents slipping during a performance.
Two pouch orientations: this standard vertical pouch version, or a separate sideways pouch version.
Built-in cable pocket to organise and tuck away excess mic cable.
Made from breathable fabric that is soft on skin for extended wear – ideal for weddings, dance and active scenes.
Available in Beige, White, Black, Espresso & Caramel.
Machine washable at 40°C. Hang dry or tumble dry on low heat.
Designed by sound & costume professionals. Made in the UK.
The URSA Double Pouch Waist Strap is URSA's original double pouch, breathable waist strap, with two transmitter pouches sewn close together – ideal when talent needs to carry two packs on one strap.
Made from URSA's 1mm thick bonded fabric, it wraps comfortably around the waist and stays low-profile under clothing.
Key Features
Two pouches sewn close together, each with a cable pocket.
Ultra-slim: 1mm thick bonded fabric wraps comfortably around the waist.
Hypoallergenic fabric – safe for prolonged contact with skin.
Cable pockets: tuck mic cables away to keep them tidy.
Available in Beige & Black, in sizes S, M, L & XL.
Machine washable – easy to clean & dry every day.
Ideal For
Film & TV sound teams – secure transmitters on talent without bulky rigs.
Theatre & live events – discreet, comfortable fit for performers and presenters.
Broadcast – neat, low-profile placement for live interviews and studio work.
Sports, motion & action scenes – used by referees in the NBA, Cricket & Rugby.
Also available as Single Pouch and Sideways Pouch waist straps.
The URSA Chest Strap lets you mount lavalier mics securely to the chest without adhesive tape – perfect for situations where tape would fail, such as sweaty skin or hairy chests.
A hypoallergenic polyurethane gripper prevents slipping, keeping the microphone in place throughout long shoots or performances.
Key Features
Ultra-thin, low-profile: made from 1mm thick breathable, hypoallergenic fabric that becomes almost invisible under clothing.
Secure gripper: unique polyurethane gripper strips on the back prevent the strap from slipping down the chest.
Four pouch sections sized to accommodate a wide range of lavalier microphones and mounts.
Cable keeper system: 3x integrated cable keepers route the mic cable neatly and stop the mic pulling out of the pouch – no additional tape needed.
One size fits all: one adjustable-length strap (approx. 110cm) expands to fit most chest sizes comfortably.
Available in Beige, Black, Espresso, White & Caramel.
Machine washable at 40°C – hang dry or use low-heat tumble dry.
Sizing
Feature
Details
Strap Length
Approx. 110cm
Fit
One-size-fits-all (up to ~45″/114cm chest)
Fabric
Ultra-thin breathable, hypoallergenic
Mic Mounting
Four pouch compartments
Designed by sound & costume professionals. Made in the UK.
The URSA Zipper Case is a clear zipped case with a blue-lined zipper — very handy for storing and organising your URSA straps and accessories.
Each case fits up to 8 URSA Straps, so you can keep a different size of strap in each case. They can also be stored using gripper on the lid of a radio mic box.
Key Features
Fits up to 8 URSA Straps in one case.
Dimensions: 203 x 127mm (8 x 5 inches).
Each case comes with an URSA Colour Chart Card & an URSA sticker.
The URSA X Strap is a specialised upper-body strap built as a single solid unit with no Velcro, making it extremely durable, secure and easy to fit. Simply pull it over the head and it sits comfortably around the chest and over the shoulders.
Ideal for theatre, live sports wiring & film production where you need super secure, non-slip mic and transmitter rigs on performers.
Key Features
All-in-one chest strap / back strap design: a solid, continuous unit without Velcro for durability and stability during extreme movement or active use.
The X-strap shape distributes weight evenly across shoulders and chest for comfortable extended wear.
Internal cable sleeves route and secure cables neatly along the harness, reducing accidental tugs or noise.
Soft, skin-friendly, breathable materials engineered for long wardrobe sessions and performances.
Available in Beige & Black, in sizes S, M, L & XL.
Machine washable. Designed by sound & costume professionals. Made in the UK.
Mic & Transmitter Pouches
Four mic pouches along the chest hold lavalier microphones such as DPA 6060 & 4060 diameter mics securely.
One pouch designed for an URSA MiniMount, plus a larger pouch for bigger lavs like the Sanken RM11.
Two smaller pouches on each shoulder strap offer alternative side-mounted positions for additional mic packs.
Sizing
Match the wearer's chest circumference to the size range below:
Size
Chest Range (approx)
Strap Length
Small
34″–37″ (86–94cm)
87cm / 34″
Medium
37″–39″ (94–99cm)
89cm / 35″
Large
39″–42″ (99–107cm)
97cm / 38″
X-Large
42″–45″ (107–114cm)
104cm / 41″
The original ultra-slim, breathable strap.
URSA Straps are 1mm thick, comfortable, low-profile straps.
Using New Fabric Technology to create a unique bonded fabric which hook Velcro can grip to at any point.
Ankle Straps are available in 4 Colours : Beige, Black, White or Espresso. Big Pouch only to suit all units.
Please see the below transmitter guide for details on which Pouch Size suits your transmitter.
Dimensions: 39cm long x 10cm wide
Unique oval of Gripper is fitted inside the Pouch to keep the transmitter in place.
Big Pouches measure 10cm tall x 8cm wide
Integrated cable pocket allow the mic cable to be looped and secured on the strap without the need for sticky tape.
Colour Coded labels allow quick identification of strap size.
URSA Straps are Machine Washable at 40 degrees
Hang dry or Tumble dry at a low temperature.
All our straps are manufactured by hand in the United Kingdom.
The URSA Ankle Strap measures 39cm and is designed to wrap around the ankle. Available in 4 Colours (Black, Beige, White & Espresso).
Product Specifications
All URSA Leg Straps come fitted with a Big Pouch this means you get maximum compatibility with a snug fit on larger transmitters, whilst smaller units are looser, they are still held well within the pouch.
Strap Type
Leg Strap Size Comparison
Ankle Strap
39 x 10 cm
Calf Strap
47 x 10 cm
Thigh Strap
63 x 10 cm
Pouch Size
Transmitter Compatibility
Small Pouch
Lectrosonics SMDB, SMB, LT & SSM
Wisycom MPT40 / 41
Zaxcom TRX LA2 & LT2, ZFR 200 & 300
Sennheiser SK 5212, SK 9000
Micron TX700B,
Shure UR1M, ADX 1M,
Q5X PlayerMic S
Big Pouch
Audio Ltd 2040, Mini TX, A10, EN2
Lectrosonics LMb, WM, UM400a, SMDB, SMB, LT, DCHT
Wisycom MPT40 / 41
Zaxcom TRX & ZFR full range
Sennheiser G2, G3, G4, AVX, SK2000, SK5212, SK9000
Shure PSM 1000, 900, 300, QLX, ULX, AD1, AXT
Micron Explorers & Audio Wireless
Tascam DR-10L
Sony UWP-D11
Saramonic UWMIC9 TX9
(Small Transmitters also fit in a Big Pouch)
The URSA Back Strap is designed to hold wireless transmitters or receiver packs snugly against the centre of the back, between the shoulder blades – ideal for theatre, sports & live performances.
Key Features
Holds transmitters or IEMs securely between the shoulder blades.
Transmitter aerial can face up or down depending on setup preference or interference considerations.
Adjustable gripper straps secure the Back Strap comfortably on different chest sizes – no slipping or shifting during movement.
Made from URSA's OEKO-TEX certified hypoallergenic material for all-day wear directly against skin.
Available in Small, Medium or Large, in Beige or Black.
Machine washable at 40°C with detergent. Hang to air-dry or tumble-dry on low heat.
Sizing
Choose the size that best fits the wearer's chest circumference:
Size
Chest Size Range
Small
32″–36″ (approx. 81–91cm)
Medium
36″–40″ (approx. 91–102cm)
Large
41″–45″ (approx. 104–114cm)
The adjustable straps ensure a secure fit for a variety of body shapes and sizes.
URSA Shorties are women's shapewear shorts engineered with three built-in pouches for secure transmitter rigging under costumes, skirts, dresses and fitted outfits — ideal when other harnesses or straps might be visible or impractical.
The design combines a soft, stretchy lycra fabric with strategically placed pockets: one pouch on each inner leg and one on the lower back, giving flexible placement options depending on costume and camera angles.
Key Features
Form-fitting shapewear that stays snug under tight or stylish costumes without visible lines.
Built-in pouches eliminate the need for separate straps, belts or clips that might show through clothing.
Each pouch has secure popper closures and holds transmitters with the aerial pointing up or down for optimal fit.
Soft, breathable lycra keeps performers comfortable during long shoots and active movement.
Machine wash at 40°C; tumble dry on low heat. The fabric is designed for repeated wear and washing.
Available in Black, Beige & Brown in sizes Small to Extra Large.
Transmitter Compatibility
The built-in pouches work with most popular wireless transmitters and IEM packs from top brands, including Wisycom, Sound Devices, Shure, Sennheiser, Sony, Zaxcom, Lectrosonics, Deity, Tascam and QSX.
Sizing
Size
EU
US
UK
Small
34–36
2–4
6–8
Medium
38–40
6–8
10–12
Large
42–44
10–12
14–16
Extra Large
46–48
14–16
18–20
A pack of replacement clips for URSA Belt Pouches. These black clips let you clip a Belt Pouch to any garment and hang it vertically or horizontally — handy spares to keep in your kit.
What's Included
5x Black Clips, compatible with URSA Belt Pouches.
The URSA Head Strap is designed for motion capture artists, ADR sessions & puppeteers. It lets you securely rig one or more microphones to the centre of the forehead, and you can also rig headphones and attach markers to the exterior of the strap.
A hypoallergenic polyurethane gripper ensures the strap stays firmly in place while remaining comfortable to wear. Head Straps were originally designed for Production Sound Mixer Simon Hayes for use on the film CATS, to capture live vocals from the motion capture performances.
Key Features
Adjustable straps – one size fits all.
Two colour options: Black & Beige.
Hypoallergenic gripper keeps the strap securely in place.
Machine washable with detergent at 40 degrees. Hang dry or tumble dry.
Designed by sound professionals. Made in the UK.
URSA Pouch Protectors provide total security for your transmitter inside its pouch — a simple safeguard for the most demanding rigging situations.
Recommended For
Gravity-defying action sequences.
Wire work.
Dance.
When a transmitter is rigged upside down on the body.
What's Included
Pack of 4 Pouch Protectors, available in Black or Beige.
URSA Undies are a smart, lightweight alternative to traditional straps and belts, created to solve challenging transmitter placement under tight wardrobe. URSA makes them from soft jersey Lycra that feels like regular underwear with stretch (but not compression like URSA Shorties), so performers stay comfortable while packs stay secure.
The Infinity Loop waistband is a continuous sideways rigging loop around the waist, letting you place a transmitter anywhere along the band for optimal concealment.
Key Features
Unisex design worn like regular underwear with a soft, breathable feel — created for film & theatre where secure, non-slip rigging under wardrobe is essential.
Two thigh loops allow sideways rigging around either thigh — front, side or back — depending on comfort and costume.
Two inner-leg popper pouches secure a transmitter vertically on the inner leg, aerial up or down.
Access holes on both thigh loops make routing mic cables easier and keep them out of sight.
Sits no higher than the trouser line, keeping transmitters fully hidden with minimal bulk under shorts, trousers and tight costumes.
Available in Black & Beige in three unisex sizes.
Transmitter Compatibility
URSA Undies support a wide range of wireless transmitters, though they are best suited to small to medium-sized packs such as the Wisycom MTP61, Lectrosonics SMB and Sound Devices A20 Mini.
Sizing
Size
EU
US
UK
Small
32–36
1–4
4–8
Medium
38–42
6–10
10–14
Large
44–48
12–16
16–20
The URSA Live Strap Single Pouch is a low-profile waist strap designed specifically for live performances, theatre & broadcast.
With a wide pouch opening and quick-release tab, inserting and removing transmitters or IEMs is quick and easy – especially in time-critical settings like performance changes and rapid rigging adjustments.
Key Features
Secure pouch: approximately 1cm wider than regular URSA Straps pouches, allowing easier insertion and removal of larger wireless packs and IEM units.
Designed to fit many popular transmitter and receiver models.
Quick-release tab keeps transmitters 100% secure while allowing fast access during shooting, performance changes or rigging adjustments.
Integrated cable pocket keeps mic cables tidy and prevents snagging.
Made with URSA's signature 1mm breathable, moisture-wicking bonded fabric – comfortable through long production days while remaining secure and discreet under clothing.
Available in three sizes (S, M & L) and two colours (Beige & Black).
Machine washable. Designed by film industry professionals. Made in the UK.
Also available as a Double Pouch Live Strap.
The URSA Waist Strap Sideways Pouch (URSA Waist Side) is designed to hide small transmitters discreetly under tight costumes. By rigging the transmitter and antenna sideways, artists gain more movement without the antenna pressing into the skin.
The strap sits lower on the waist, making it easier to conceal under trousers – which helps hold it in place and reduces transmitter visibility. The pouch is sewn externally, allowing the antenna to bend smoothly around the body using URSA's unique Antenna Pouch.
Key Features
At 8cm tall, this is URSA's slimmest strap yet.
Transmitter pouch measures 8cm x 11cm, fitting both large and small transmitters – from an A20 to a Lectrosonics SSM.
Sideways rig gives performers more freedom of movement.
Available in three sizes (S, M & L) and three colours (Beige, Black & Caramel).
The URSA Popper Pouch is a versatile and discreet solution for rigging transmitters. Its triple-popper design allows horizontal and vertical rigging — simply pop it on and you're ready to go.
It is ideal for bras, belts (without undoing them), car handles (no cable ties required), magic arms, X-Straps and more. Whether on set, performing live or working on location, it offers a comfortable and secure way to keep transmitters firmly in place.
Key Features
Triple-popper loop rigs horizontally or vertically without undoing belts or reaching for cable ties.
Accommodates transmitters from the Lectrosonics SSM up to the Sennheiser G4 & Sound Devices A20.
Available in four sizes (Mini, Small, Medium & Large) and two colours (Black & Beige).
The URSA Tracker Pouch is the professional solution for securing stage tracking units in theatre and live performance. Trusted by West End and National Theatre teams, it is designed to be discreet, durable and easy to integrate into costumes and wigs.
Key Features
Breathable stretch mesh with a strong brass popper closure keeps trackers firmly in place.
Can be sewn, pinned, tacked or clipped into costumes or hairnets for invisible placement.
Moisture-resistant — wicks sweat and prevents delicate units from getting wet.
Reusable and durable enough for repeated use across productions.
Works for both permanent sewing and quick clip-on use during rehearsals.
Available in Black, Caramel & White.
Recommended Placement
For the best tracking accuracy, mount units high on the body — on the shoulders, upper back or under wigs — for a strong, uninterrupted signal.
What's Included
5x Tracker Pouches per pack.
The URSA Pin-It Pouch is a lightweight, discreet and versatile solution for rigging wireless transmitters when straps or belts aren't an option.
It can be pinned, sewn or tacked inside costumes, or discreetly hidden in hairnets under wigs — trusted by theatre and live performance crews for costumes and wigs where size, weight and discretion matter most.
Key Features
Fits popular packs such as the Shure ADX1M, Sennheiser SK6212 and other small to medium units (pouch size: 7.5 x 8cm).
Works with safety pins, wig pins and tag guns for quick attachment.
Made from strong stretch Power Mesh with a robust brass popper closure to keep transmitters safe while providing strain relief for cables.
Moisture-wicking fabric prevents sweat absorption, keeping transmitters dry and secure.
Available in Single or Double Pouch versions, in Black and Caramel.
The URSA Performance Pouch is built for theatre and live events where secure rigging and fast access to a transmitter is essential. URSA developed it with West End theatre crews and The National Theatre sound professionals to deliver the right balance of reliability, speed and flexibility on stage.
Key Features
Quick access — allows fast battery swaps and transmitter changes mid-performance without compromising security.
Secure fit — a strong brass popper keeps transmitters safe and provides strain relief for neat, protected cables.
Flexible rigging — fits any 5cm belt (including URSA Belts) and mounts vertically or horizontally.
Discreet clip slit for alternative rigging beyond belts.
Made from URSA's soft bonded fabric, trusted in film and theatre for over a decade.
Moisture resistant — keeps transmitters safe and dry.
Available in Black, Beige & White.
Sizing & Transmitter Compatibility
Size
Fits
Small
Sennheiser SK6212 (also fits A20 Mini, Lectrosonics SMV, Wisycom MTP61)
Medium
Shure ADX1M (also fits Wisycom MTP41)
Large
Sennheiser G4 and Shure ADX1
The URSA Live Strap Double Pouch is a low-profile waist strap designed specifically for live performances, theatre & broadcast – with two pouches for carrying a transmitter and IEM pack together.
With a wide pouch opening and quick-release tab, inserting and removing transmitters or IEMs is quick and easy – especially in time-critical settings like performance changes and rapid rigging adjustments.
Key Features
Secure double pouch: each pouch is approximately 1cm wider than regular URSA Straps pouches, allowing easier insertion and removal of larger wireless packs and IEM units.
Designed to fit many popular transmitter and receiver models.
Quick-release tab keeps transmitters 100% secure while allowing fast access during shooting, performance changes or rigging adjustments.
Each pouch features an integrated cable pocket to keep mic cables tidy and prevent snagging.
Made with URSA's signature 1mm breathable, moisture-wicking bonded fabric – comfortable through long production days while remaining secure and discreet under clothing.
Available in three sizes (S, M & L) and two colours (Beige & Black).
Machine washable. Designed by film industry professionals. Made in the UK.
Also available as a Single Pouch Live Strap.
The URSA Ankle / Calf Strap features a split end design that allows each end to stretch independently, giving the most secure, comfortable fit around the ankle or calf.
Key Features
Sized at 42cm long to fit ankles and calves comfortably – the split ends stretch independently for a stronger, more secure fit.
Universal transmitter pouch holds most common wireless packs securely, with an oval of internal gripper to prevent movement during activity.
Built-in cable pocket to organise and tuck away excess mic cable.
Made from hypoallergenic breathable fabric that is soft on skin for extended wear – ideal for weddings, dance and active scenes.
Available in Beige, White, Black & Caramel.
Machine washable at 40°C. Hang dry or tumble dry on low heat.
Designed by sound & costume professionals. Made in the UK.
Transmitters can generate a lot of heat, especially on high power, which can become uncomfortable for actors. URSA Heat Shields are designed as a quick on-set solution to keep your cast comfortable and the cameras rolling.
Made from a premium heat-resistant foam, they reduce the radiation of heat from a transmitter to the body by up to 40%. The closed-cell structure ensures excellent insulation with a low-profile depth of just 4mm.
Key Benefits
Reduces body heat from transmitters by up to 40%.
Provides instant comfort without interrupting filming.
Durable, stretchy and soft to the touch — flexible and lightweight, designed to slot into URSA products.
Discreet protection without the extra bulk.
Quick and easy to use on set.
What's in the Pack?
2x Small Shields (55 x 36mm).
2x Large Shields (68 x 50mm).
Both sizes are 4mm thick and made to fit perfectly inside URSA Pouches and Straps.
