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3 for 2 sitewide. Mix & match.
Luna Seamless Wireless Bra - Black | Wireless Bra by Bralux
Luna Seamless Wireless Bra - Black | Wireless Bra by Bralux
Luna Seamless Wireless Bra - Black | Wireless Bra by Bralux
Luna Seamless Wireless Bra - Black | Wireless Bra by Bralux
Luna Seamless Wireless Bra - Black | Wireless Bra by Bralux
  • -£10.00
Luna Seamless Wireless Bra - Black | Wireless Bra by Bralux
Luna Seamless Wireless Bra - Black | Wireless Bra by Bralux
Luna Seamless Wireless Bra - Black | Wireless Bra by Bralux
Luna Seamless Wireless Bra - Black | Wireless Bra by Bralux
Luna Seamless Wireless Bra - Black | Wireless Bra by Bralux

Luna ComfortFit® Seamless Wireless Bra - Black

5 Reviews
£18.99 £28.99 -£10.00
No tax
In stock in our UK warehouse with FREE tracked delivery.
  • Seamless black wireless bra for everyday comfort
  • Smooth under clothing with a clean, minimal fit
  • Classic straight-back design with adjustable straps
  • Comfortable support without underwires
  • A to G. See sizing chart to get your perfect fit.
Colour
  • Black
Wireless Bra Size
  • S
  • M
  • L
  • XL
  • XXL
  • 3XL
  • 4XL

90 day returns
UK next day delivery available.
 

Luna ComfortFit® Seamless Wireless Bra - Black

The Luna ComfortFit® Seamless Wireless Bra in Black is your go-to everyday essential. Designed for smooth, wire-free comfort, it provides gentle support with a clean, minimal silhouette that works effortlessly under darker clothing and workwear.

  • Seamless finish for a smooth look under clothing
  • Wireless comfort - no digging or pressure points
  • Soft shaping for a natural, flattering silhouette
  • Breathable stretch fabric for all-day wear
  • Adjustable straps for personalised fit and comfort

Fit tip

If you’re between sizes or prefer a more relaxed feel, choose the larger size. For a more snug fit, choose the smaller size.

Sizing chart (band 30–48, cups A–G)

Band size (UK/US) →
Cup ↓
30 32 34 36 38 40 42 44 46 48
A S S M L
B S S S M L L
C S S M M L XL 2XL 2XL 3XL 3XL
D S M M L XL XL 2XL 3XL 3XL 4XL
DD M M L L XL 2XL 2XL 3XL 4XL 4XL
E M M L XL XL 2XL 3XL 3XL 4XL 4XL
F L XL 2XL 3XL 3XL 4XL 4XL
FF/G L XL 3XL 3XL 3XL 4XL

If you are between sizes or prefer a more relaxed fit, we recommend sizing up.

FAQs

Is it supportive without underwire?

Luna provides gentle shaping and everyday support designed for comfort without rigid wiring.

Does it show under clothing?

The seamless finish is designed to smooth under tops and reduce visible lines.

Can I adjust the straps?

Yes - the straps are adjustable for a personalised and secure fit.

Discreet, privacy-first packaging Complimentary UK tracked delivery 90-day hassle-free returns

The most comfortable wireless bra you’ll ever wear

Seamless, soft and supportive - made for everyday wear, lounging and long days.

BRALUX
BRALUX Seamless Wireless Comfort Bra

"Finally a bra that supports, stays wire-free and feels comfortable all day!"

- Customer
WIRE-FREE SUPPORT - ALL-DAY COMFORT
Seamless design
Smooths back & sides
Soft, breathable fabric
Gentle lift & shaping
TYPICAL BRAS
Typical bra

"Often feels uncomfortable, digs in and shows under clothing."

- Common feedback
DIGGING IN - LOW COMFORT
Seamless design
Smooths back & sides
Soft, breathable fabric
Gentle lift & shaping
Fastening
Back fastening
Wire Type
Wireless
Coverage
Everyday coverage

Add any three or more items to your cart.

You can mix and match items.

The cheapest will automatically be deducted at checkout.

Quick 1 - 2 day delivery is free and fully tracked via RoyalMail Tracked 48 .

Need it sooner? Next-day delivery service is available via RoyalMail or DPD.

All next-day delivery orders placed before 3 p.m. are shipped the same day from our UK warehouse.

5 Reviews

Comfortable and supportive for a wireless bra.
By Michelle on 25-01-2026

Looks seamless under tight dresses. Quick delivery.
By Kara on 23-01-2026

Gives a natural look and doesn’t dig in.
By Danielle on 21-01-2026

Lightweight but still supportive. Arrived quickly too.
By Toni on 19-01-2026

Really soft and smooth under tops. Very happy with it.
By Erica on 17-01-2026