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Close-up front view of WUKA Tie-Back Bikini Top in blue, featuring triangle cups and adjustable halter tie for a supportive fit.
  • Close-up front view of WUKA Tie-Back Bikini Top in blue, featuring triangle cups and adjustable halter tie for a supportive fit.
  • Full-length image of woman wearing WUKA Tie-Back Bikini Top in blue, showcasing supportive halter neck design and high-waisted black swim bottoms.
  • Free Shipping · 100% Happy Guarantee · Try for 40 days (free refunds)
  • Back view of model wearing WUKA Tie-Back Bikini Top in blue, highlighting the secure tie closures around neck and back.
  • Side-back view of WUKA Tie-Back Bikini Top in blue, showing stylish back tie and supportive swimwear design.
  • Woman wearing WUKA Tie-Back Bikini Top in blue, standing poolside, showcasing stylish swimwear suitable for water activities.
  • Promotional image for WUKA Tie-Back Bikini Top in blue, highlighting superior comfort, UV50+ protection, chlorine resistance, and adjustable design.
  • Close-up front view of WUKA Tie-Back Bikini Top in blue, featuring triangle cups and adjustable halter tie for a supportive fit.
  • Full-length image of woman wearing WUKA Tie-Back Bikini Top in blue, showcasing supportive halter neck design and high-waisted black swim bottoms.
  • Back view of model wearing WUKA Tie-Back Bikini Top in blue, highlighting the secure tie closures around neck and back.
  • Side-back view of WUKA Tie-Back Bikini Top in blue, showing stylish back tie and supportive swimwear design.
  • Woman wearing WUKA Tie-Back Bikini Top in blue, standing poolside, showcasing stylish swimwear suitable for water activities.
  • Promotional image for WUKA Tie-Back Bikini Top in blue, highlighting superior comfort, UV50+ protection, chlorine resistance, and adjustable design.
WUKA Tie-Back Bikini Top Blue
Period SwimwearTie-Back Bikini Top
£27.99 £23.74 Saving 15%

Size Chart

 

SWIM SIZE GUIDE

 

SWIMSUIT 

SIZE UK BUST  WAIST HIPS
XXS 6 70-75 55-60 80-85
XS 6-8 75-80 60-65 85-90
S 8-10 80-85 65-70 90-95
M 10-12 85-90 70-75 95-100
L 12-14 90-95 75-80 100-105
XL 14-16 95-100 80-85 105-110
2XL 16-18 100-105 85-90 110-120

 

 

SWIM BRIEF

SIZE UK EU USA
XXS 4-6 30-32 0-1
XS 6-8 32-34 1-2
S 8-10 34-36 2-4 
M 10-12 38-40 6-8
L 12-14 42-44 10-12
XL 14-16 44-46 12-14
2XL 16-18 46-48 14-16
3XL 18-20 48-50 16-18
4XL 20-22 50-52 18-20
5XL 22-24 52-54 20-22
6XL 24-26 54-56 22-24

 

SWIM TOPS

CUPS
Band A B C D DD E F
28 No No No
30 XS XS XS XS S
32 XS S S S S
34 XS S S M M M
36 S M M M L L
38 M L L L XL XL
40 L XL XL XL XXL
42 XXL XXL XXL

 

How to Measure Your Hip Size

Period swimwear size chart showing how to measure chest, underbust, waist, hips, and leg opening to find the perfect WUKA fit. Get the right size first time for leakproof, comfortable, and secure menstrual swimwear.

WUKA TIP: No tape measure? 
You can measure yourself with a belt or dressing gown cord and a 30cm ruler! Tie the belt around your hips, place a piece of tape or pinch where it reaches, then lay flat and carefully use the ruler to measure the length.
Swim Bikini Top Size
Premium Recycled Nylon
Premium Recycled Nylon
Adjustable
Adjustable
Matching Brief
Matching Brief

WHY YOU’LL LOVE IT

Elevate your period swimwear with the WUKA Swim Tie-Back Bikini Top. Designed for a perfect fit up to cup size DD, it offers comfort, coverage, and style that stays put while you swim, lounge, or move.

HOW IT WORKS

The flexible tie-back design allows for easy adjustment and a secure, comfy fit. Made from super soft recycled nylon, it’s built to last with chlorine and UV-resistant properties for durability in and out of the water.

BEST FOR

Beach days, pool parties, and holiday vacations. A supportive swim top that keeps its shape and comfort, whatever the occasion.

GOOD TO KNOW

Non-absorbent swim top. Designed to mix and match with WUKA Swim Period Briefs (High Waist or Bikini styles). 
Free Shipping

We want you to love your WUKAs. UK orders usually arrive within 2–5 working days (express options available), and international shipping is fully tracked from just £5–£10 via FedEx. For our EU customers, we also collect VAT upfront to avoid any surprise fees on delivery.

If it’s your first pair, you’re protected by our 100% Satisfaction Guarantee — try one on, and if it’s not the right fit, you can return or exchange within 40 days. All other items must be unworn and in their original packaging. Once we receive your return, refunds are processed within 10 working days.

See our Shipping Cost and Returns & Refund Policy.
Wash and Care

Rinse, Wash at 40°, air dry inside out. Tested to 54 washes.
Composition

Outer Fabric: 61% recycled Nylon, 30% Elastane
Internal Fabric: 80% Polyester, 20% Nylon

FAQ: Tie-Back Bikini Top

A performance-led bikini top

What sizes or cup sizes does this tie-back top fit?
It’s designed for a flexible, adjustable fit up to cup size DD. The tie-back lets you customise band tension and coverage.
Is this swim top absorbent or period-proof?
No—this is a non-absorbent swim top. For period protection, pair it with WUKA Swim Period Briefs (High Waist or Bikini).
How does the tie-back design help with fit and support?
The adjustable tie-back straps let you fine-tune the band and shoulder tension for a secure, stay-put fit while you swim, lounge or move.
What is it made from?
Super-soft recycled nylon with comfortable stretch for a smooth, supportive feel.
Is it suitable for pools and sun exposure?
Yes—the fabric is chlorine- and UV-resistant to help maintain colour, shape and performance in and out of the water.
How do I wash and care for it?
Rinse after swimming, then machine wash at 40°C without fabric conditioner and air dry. Do not tumble dry.

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