Double Layer Seamless Sports Bra With Removable Pads
Seamless double layer support bra with wide shoulder straps, racerback construction and removable pads.
Seamless Sports Bra At A Glance
A double layer support bra knitted seamlessly, with wide comfortable shoulder straps that spread load instead of digging in. Racerback construction gives high support while leaving the shoulder blades free for full range of movement, and a wide comfortable band under the bust stops the bra riding up. Built for low to medium impact activity, with removable pads so one style can serve two price points.

What This Style Delivers
- Double layer support construction gives maximum protection and comfort
- Wide comfortable shoulder straps spread load across the shoulder
- Racerback construction supports without restricting body movement
- Wide underband stops the bra riding up during activity
- Removable pads let one style cover two retail propositions
- Seamless body removes the side seam that chafes under a pack strap
What It Stops Going Wrong
- Side seams rubbing under pack straps on long days
- Narrow straps that cut into the shoulder under load
- Bands that ride up and need constant adjustment
- Support that disappears after a season of washing
Colourways In Current Production


Buyers This Style Suits
- Outdoor brands adding a next-to-skin layer
- Yoga and fitness brands
- Private label activewear buyers
How It Is Built
- Seamless circular knit body
- Double layer support panel
- Wide shoulder straps
- Racerback construction
- Wide comfort underband
- Removable pads
Seamless Sports Bra Specification Table
| Construction | Seamless double layer |
|---|---|
| Back Style | Racerback |
| Straps | Wide shoulder straps |
| Band | Wide comfort band |
| Pads | Removable |
| Impact Level | Low to medium |
Materials
- Seamless knit stretch fabric with support zones knitted in
- Removable moulded pads
- Elastic band structure knitted rather than taped
Customization Options
- Support level and layer count
- Strap width and back configuration
- Pad type or pad-free build
- Colourways and size grading
- Own label and retail packaging
From Yarn Booking To Final Inspection
Body block and support zone mapping
Carried out at a partner factory vetted for this technology, against the approved technical pack.
Seamless circular knitting
Carried out at a partner factory vetted for this technology, against the approved technical pack.
Dyeing and setting
Carried out at a partner factory vetted for this technology, against the approved technical pack.
Pad pocket and trim assembly
Carried out at a partner factory vetted for this technology, against the approved technical pack.
Mid-term inspection
Carried out at a partner factory vetted for this technology, against the approved technical pack.
Packing
Carried out at a partner factory vetted for this technology, against the approved technical pack.
Final inspection
Carried out at a partner factory vetted for this technology, against the approved technical pack.
What We Check And When
- Support zone density checked against the approved knit map
- Band recovery tested after wash cycles
- Pad pocket construction checked for pad retention
- Mid-term inspection during production and final inspection before shipment
Material And Social Compliance
- BSCI audited partner factories
- GRS 4.0 certified recycled content route available
The scope certificates published here were issued by Intertek on 2024-11-07 and carry a stated validity date of 2025-11-06. Ask us for the current certificate before you rely on a certified content claim in a retail compliance submission.
How It Compares With The Alternatives
| Cut-and-sew sports bra | Cut-and-sew relies on stitched seams and taped elastic. A seamless bra knits the support in as density changes, so there is no seam to rub and nothing to unpick after washing. |
|---|---|
| High impact running bra | This construction is engineered for low to medium impact. For running-specific support the build needs encapsulation rather than a compression racerback. |
| Basic bralette | The double layer support panel and wide underband are what separate this from a bralette. It is built to be worn under a pack for a full day. |
Getting The Best Out Of Seamless Sports Bra
- Remove pads before washing so they keep their moulded shape.
- Wash cool and avoid fabric softener, which degrades the elastic recovery of the knit.
- Dry flat rather than tumble drying.
- Size on the underband first. The band, not the straps, carries the support.
FAQ About Seamless Sports Bra
What impact level is this bra designed for?
Low to medium impact activity. The double layer support with wide band and racerback is built for yoga, hiking and general training rather than high impact running.
Are the pads removable?
Yes. The bra is built with removable pads, so the same style can be merchandised padded or unpadded.
Why seamless instead of cut and sew?
There is no side seam to chafe under a backpack or harness strap, and the support comes from knit structure rather than stitched-on elastic tape.
Can you produce matching base layer pieces?
Seamless sportswear and merino wool base layers are both within our category coverage, so a coordinated set is a development conversation rather than a new supplier search.
What size range can you grade to?
Grading is set per program against your own size chart. Send your measurement spec and we will confirm what the seamless machinery can carry.
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Quote Seamless Sports Bra
Send your target blend, construction and volume. We quote against your specification and tell you honestly if something in it will not work.
