Period Swimwear for Teens and Adults
Swim on your period with no tampon required
Enjoy swimming, training and beach days with reusable period bikini bottoms and swimming costumes. Built-in protection absorbs up to 15ml for light-to-medium flow, with a slim lining designed to stay discreet in the water.
Up to 15ml
built-in protection
Wear alone
for light-to-medium flow
Quick-drying
swim fabric
Washable and reusable
Which Period Swimwear Should I Choose?
Start with your preferred shape and coverage. Each of these styles offers up to 15ml absorbency.
Actual wear time varies by person and flow. Change whenever needed. Check the size guide before ordering
Shop Your Period Swimwear
Find the shape, coverage and fit that makes you feel most confident in the water.
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Period Swimming Bikini Bottoms
Up to 15ml protection
Reusable period bikini bottoms with a comfortable low waist, high-cut leg and discreet built-in protection. Perfect for swimming lessons and beach days. Mix and match with your favourite bikini top or rash vest.
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Light-to-medium flow
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Choice of colours
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Quick-drying and reusable
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Chlorine treated
£21.00
“These bikinis are cute and work as expected. I used them while on holiday in Turkey and didnt miss a pool day!”
Katie, verified period swimming bikini customer
How Does Period Swimwear Work?
Liberty period swimwear uses a slim, layered lining designed to absorb menstrual flow while remaining discreet in the water.
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Choose your size - Measure your waist and the fullest part of your hips, then check the product’s size guide.
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Wear it on its own - Choose a style suited to your flow. No disposable pad is needed in the water.
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Enjoy your swim - Wear for lessons, training, holidays or leisure swimming. Change whenever needed.
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Rinse, clean and reuse - Rinse after use, wash according to the care label, avoid fabric softener and air dry.
Protection you can trust
Shirley Technologies tested Liberty’s submitted outer fabric and inner gusset. Results apply to the garment sections identified in report 83780.
No detectable silver in the tested sections
No detectable silver in the tested sections
No detectable silver in the tested sections
Hear from our customers
Get the fit right
Measure your waist and the fullest part of your hips, then compare both measurements with the Liberty size chart.
Your swimwear should feel secure without digging into your waist or legs.
SIZE | UK/AUS SIZE | WAIST |
|---|---|---|
6XL | 26 | 109–114cm |
5XL | 24 | 104–108cm |
4XL | 22 | 98–103cm |
3XL | 20 | 93–97 cm |
2XL | 18 | 100-105cm |
XL | 16 | 83–87 cm |
L | 14 | 78–82 cm |
M | 12 | 73–77 cm |
S | 10 | 68–72 cm |
XS | 8 | 64–67 cm |
Period Swimwear FAQs
Yes. Liberty period swimwear is designed specifically for use in the pool, sea and other water environments. Its built-in lining provides up to 15ml of absorbency without the bulk of a disposable pad.
Liberty period swimwear can be worn on its own for light-to-medium flow. Your needs may differ on heavier days, so choose the protection that is appropriate for your flow.
No. A disposable pad will absorb pool or seawater and cannot provide effective protection while swimming.
The Liberty swimwear range absorbs up to 15ml and is intended mainly for light-to-medium flow. People with heavier flow may need to change more frequently or use additional appropriate protection.
The swimwear lining is designed to remain slim and discreet in the water. It is different from an ordinary disposable pad.
Yes. Liberty offers teen period bikini bottoms and swimming costumes for swimming lessons, training, holidays and recreational swimming.
Rinse it in cold water after use, machine wash according to its care label, avoid fabric softener and air dry. Always follow the instructions for the particular garment.
Liberty delivers within Jersey, the UK and selected European destinations. Add your current delivery estimates and charges here, with a link to the complete delivery policy.