10 Best Teen Period Swimwear of 2025

Tested and Reviewed: Top 10 Teen Period Swimwear deals with expert ratings from 8.1 to a perfect 10

May 2026 Edition

Editor's Choice

9.7

Save 20%

Leovqn

Leovqn Period Swimwear Leakproof Swim Bottoms Low Waisted Menstrual Bathing Suit Basic Bikini Bottom for Women Teens Girls,New Black,S

20% Off

Editor's bottom line:

“This teen period swimwear is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Three Rise Options Period Swimwear Choose from low-rise, mid-rise, or high-rise styles to find your perfect fit. The low waisted adds a playful edge, the mid waisted offers timeless comfort, and the high waisted delivers retro-inspired elegance
Multi-layered protection: Period swim bottom features a built-in comfort layer, a fast-drying absorbent layer, and a leakproof layer that holds up to 10 ml of fluid, making it ideal for menstruation, pregnancy, discharge, mild bladder leakage, and postpartum wear
Designed for More Than Just Your Period: Wear it as a reliable period swimwear for teens women or as your go-to everyday bikini bottom; it discreetly replaces traditional swimwear without compromising on style or confidence
Versatile for Any Occasion: Ideal for spring break, summer vacation, pool parties, or simply lounging by the water; this period bathing suit bottoms transitions seamlessly from active swimming to stylish social moments
Waterproof & UPF 50+: Built to hold up through chlorine, saltwater, and repeated wear, with quick-drying properties and feature UPF 50+ fabric with sun protection that blocks UV rays to prevent sunburn and skin damage

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Picked by 397 people today

9.5

Save 20%

Leovqn

Leovqn Period Swimwear Leakproof Swim Bottoms Mid Waisted Menstrual Bathing Suit Basic Bikini Bottom for Women Teens Girls,Dark Black,XS

20% Off

Main Highlights

Three Rise Options Period Swimwear Choose from low-rise, mid-rise, or high-rise styles to find your perfect fit. The low waisted adds a playful edge, the mid waisted offers timeless comfort, and the high waisted delivers retro-inspired elegance
Multi-layered protection: Period swim bottom features a built-in comfort layer, a fast-drying absorbent layer, and a leakproof layer that holds up to 10 ml of fluid, making it ideal for menstruation, pregnancy, discharge, mild bladder leakage, and postpartum wear
Designed for More Than Just Your Period: Wear it as a reliable period swimwear for teens women or as your go-to everyday bikini bottom; it discreetly replaces traditional swimwear without compromising on style or confidence
Versatile for Any Occasion: Ideal for spring break, summer vacation, pool parties, or simply lounging by the water; this period bathing suit bottoms transitions seamlessly from active swimming to stylish social moments
Waterproof & UPF 50+: Built to hold up through chlorine, saltwater, and repeated wear, with quick-drying properties and feature UPF 50+ fabric with sun protection that blocks UV rays to prevent sunburn and skin damage

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9.5

Save 6%

Beautikini

Beautikini Period Swimwear Bikini Menstrual Swim Bottoms Leakproof Bathing Suits for Teens Girl(Black Small)

6% Off

Main Highlights

Period Swimwear for Teens: Tailored to suit teenage girls, Beautikini period swimsuit comes with full coverage and mid-waist design for tummy control, providing both comfort and style during water activities.Please refer to the size chart before purchase.
High Absorbent&Leak-Proof: Period swimwear adopts a 4-layer design to prevent side leakage and rear leakage. Highly absorbent lining,can hold up to 3 tampons,when menstruation is heavy,disposable products can be used for extra protection.
Quick-Drying: Period swim bottoms built-in breathable PU film with water repellent treatment technology, breathable, quick-drying, comfortable, and durable,not easy to produce odor.
UPF 50+ & Chlorine-Resistant: The period bathing suits for teen girls feature UPF 50+ fabric with anti-chlorine treatment sun protection that blocks UV rays to help reduce harmful ultraviolet radiation.
Easy Care: Both hands and machine washable, soft fabric breathable and reusable, perfect for swimming, hiking, cycling, running, yoga, surfing or any outdoor activities.

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9.2

Save 8%

Beautikini

Beautikini Period Swimwear Women's One Piece Leakproof Menstrual Bathing Suit Racerback Swimsuit for Teens Girls Black S

8% Off

Main Highlights

Multi-Layer Protection: Period swimwear composite fleece, terry cloth, modal, waterproof membrane 4 layers of extended leak-proof gussets give you confidence in the water.
Material: Period swimwear is made with breathable quick-drying and leak-proof gussets to absorb and retain leaks. Lining eliminates odors for hygiene. Great for menstrual periods, and mild bladder leaks.
Period Swimsuits: Looks and feels like a regular onepiece Swimsuit. Classic racerback training swimsuit with built-in bust padding, wide straps design, is perfect for beach and swimming pool, sports, vacations, and honeymoon travel.
How to use: It can be used without disposable tampons and pads. A built-in absorption pad to provide confident menstrual protection - similar to 3 tampons. When the flow is heavy, please pay attention to wearing it with tampons or menstrual cups.
Easy to clean: Hand or machine-washable. Rinse in the washing machine (max 30°C), preferably in a deli bag. Do not use fabric softener.

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9.0

Save 9%

Beautikini

Beautikini Period Swimwear One Piece Leakproof Menstrual Swimsuit Racerback Color Block Bathing Suit for Teen Girl Purple S

9% Off

Main Highlights

Leakproof Protection:Period swimwear for teens 4-layer design ensures no side or rear leaks,thanks to a highly absorbent lining and leakproof technology.Stay dry,fresh,and odor-free.Perfect for periods and light bladder leaks
Highly Absorbent:Girls period swimsuit can hold up to 3 tampons of fluid,offering reliable protection even on heavy days.Pair with disposable sanitary products for added peace of mind
Quick Dry & UPF 50+:Period bathing suits for teen girls are stretchy,waterproof,and breathable fabric that dries fast,no wet or bulky feeling.UPF 50+ sun protection lets you enjoy the sun worry-free
Menstrual Swimwear:Flattering color block sides enhance curves,wide straps and a keyhole racerback offer support.Looks and feels like a regular swimsuit,ideal for pool training,beach,surfing,vacations,and water parks
Easy Care:Hand or machine wash leak proof one piece women swimwear in cold water.Use a laundry bag.Avoid fabric softeners.A great gift for you or someone special

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8.8

Save 13%

Beautikini

Beautikini Period Swimwear Menstrual Leakproof Swimsuit Short High Waist Bathing Suit Bottoms for Teen Girl Women Black S

13% Off

Main Highlights

Leakproof Protection:Period swim bottoms adopt a 4-layer design to prevent side and rear leakage.Good for menstruation,discharge,postpartum and mild bladder leakage.In a special period,it can as a menstrual protection.
High Absorbent:Period swim shorts have a built-in highly absorbent lining,can hold up to 3 tampons,providing protection during swimming and water activities.During menstrual low flow,you can be done without disposable tampons,pads.
Material:Period swimwear for teens are made of polyamide,polyester and spandex,waterproof,breathable,quick-drying,soft,comfortable,durable.Keep you fresh and dry without feeling wet or bulky.UPF 50+ sun protection protects the skin.
3 " High Waist:Menstrual swimsuit shorts are designed with a 3 " high waistband,good tummy control effect and full coverage for the bottom,comfortable and fit.Side slits design makes you more flexible on the beach.
Occasion:Period bathing suit bottoms are suitable for girls ages 11-14 swimming pools,water parks,surfing,beach sports,cycling,running,yoga,gym workout.Pairs with a tankini,bikini top,sports bra,or athletic shirt.As a gift for family and friends.

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8.6

Save 14%

OVRUNS

OVRUNS Period Swimwear Leakproof Bikini Brief Bottoms Waterproof Menstrual Swim Bottoms for Teens, Girls, Women Black II XS

14% Off

Main Highlights

Period Swim Bottoms Leakproof:These period bikini bottoms are designed for period postpartum light bladder leaks get all day confidence from leaks or stains while doing water activities, on vacation, camp, water parks, beach, and at the resort
Organic Absorbent liner Period Swim Bottom:OVRUNS women's period swim bottoms built in fast drying absorbent liner and can be worn with or without additional protection. No odors, no plastics and easy to wash
Period Bikini Bottom for Teens Girls Woman:Holds 10 ml of period flow or light leaks around 2 small tampons' worth, locking in the blood and preventing it from leaking. Replaces the need for disposable pads and tampons
Leakproof Waterproof and UPF 50 for much protection:These period swim short brief for women made from an innovative recycled fabric. Our aquaphobic fabric prevents water from passing through, keeping our from the pool or sea water
High Waist and Mid Waist Period Swim Bottom Offer Multi Choice:This flattering period bikini bottom features high rise waist, a thick, supportive waistband and full back coverage. Mid Waist as the regular bikini briefs

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Best Value

8.3

Save 25%

OVRUNS

OVRUNS Period Swimwear Mid Waist Bikini Menstrual Leakproof Swim Bottoms Waterproof UV 50+ Light Flow for Teens Girls Women - Coal Black S

25% Off

Main Highlights

Built in Absorption:Our Period swimwear is made with built in comfortable fast drying adsorbent liner to let you stay dry, stay relax during water activities. Flow around 10 ml equals 2 tampons or 2 teaspoons
Leak Proof:No more accidents in the water during menstrual periods or light bladder leaks with our specially designed period swimwear. Perfect for menstrual periods, spotting, discharge, and light bladder leaks, period swimwear helps you reclaim your active life without compromise
UPF50 Waterproof:With UPF50 rated fabric for superior sun protection, plus waterproof inside and outside material, enjoy your summer, enjoy water freely
No Tampon Required:Say goodbye to uncomfortable tampons and hello to period swimwear that provides a comfortable and stress free experience
Swim Worry Free:No swelling in water. With our period swimwear on, you can swim, surf, paddleboard or just lunge the sand all day without worries, making it the perfect addition to your vacation wardrobe

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8.1

Save 5%

Leovqn

Leovqn Period Swimwear Leakproof Menstrual Bikini Waterproof Bottom UPF 50+ Swim Brief Light Flow - Teens Girls Women_Dark Black_S

5% Off

Main Highlights

No Tampons Required: YES, you can swim without tampons with leovqn period swim bottom! Our period swim brief for teens, girls and women can replace up to 2 tampons or 2 teaspoons, pads and menstrual cup worth of protection! Enjoy your summer vacation, swim pool and water activities NOW with stress-free and comfortable swim bottom. Swim Worry Free!
Absorbency and Leakproof: Our period bikini swim bottoms are built in fast drying, comfortable and 100% absorbent organic cotton and leakproof layer which can hold up to 10 ml around 2 tampons or 2 teaspoons worth of protection. Leovqn period swimwear can be used alone during light to moderate days to avoid leaks, stains and odors during water activities.
Waterproof Good for swimming: Leovqn period swimwear for teens, girls and women is made with water repellent fabric inside and outside for maximum protection during swimming and water activities. Stay dry, feel dry and keep dry in and out of water, enjoy your summer time and water now.
UPF 50 and Chlorine resistant: Our period swimwear is made with UPF 50 rated fabric inside and outside for superior sun protection plus with chlorine resistant technology added inside the fabric make it perfect protection during swim, surf, paddleboard, or just lay down the beach enjoy the sunshine all day without worries.
Light to Moderate Flow Protected: Leovqn period swimwear bottoms are Ideal for menstrual periods, pregnancy, spotting, discharge, light to moderate flow bladder leaks, good for postpartum, and even as elegant adult swim diapers.

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8.1

KNIX

KNIX Kt Leakproof Teen Period Swim Bikini Bottom - Bikini Bottom for Teens - UPF 50+ Fabric, Machine Washable - Black, Medium

Main Highlights

Medium Absorbency: absorbs about the same as 3-6 tsp, 1-1.5 regular pads, 2-3 super tampons, or 0.5-1 menstrual cups; ideal leakproof swimwear bottoms for moderate flow period days, as well as protection against light bladder leaks and sweat.
Full Butt Coverage: confidently wear and swim in your period swim bottoms without risk of period being seen, fully lined fabric with non-dig leg opening.
UPF 50+: protect your skin from the sun all day long with your menstrual swimwear bottom that is as thin as regular swimwear and does not swell in water.
Machine Washable: Machine Washable and Reusable with Knixs FreshFix Technology Gusset, containing 3 layers of performance fabric that keep you fresh and dry with rapid absorption.
About Kt by Knix: with 10+ years of experience, Knix's products are lab-tested and wear-tested. Knix was launched to to transform an underwear market that had too much frill and not enough function.

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Our Best Overall Choice

Best Choice

9.7

Leovqn

Leovqn Period Swimwear Leakproof Swim Bottoms Low Waisted Menstrual Bathing Suit Basic Bikini Bottom for Women Teens Girls,New Black,S

20% Off

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Three Rise Options Period Swimwear Choose from low-rise, mid-rise, or high-rise styles to find your perfect fit. The low waisted adds a playful edge, the mid waisted offers timeless comfort, and the high waisted delivers retro-inspired elegance
Multi-layered protection: Period swim bottom features a built-in comfort layer, a fast-drying absorbent layer, and a leakproof layer that holds up to 10 ml of fluid, making it ideal for menstruation, pregnancy, discharge, mild bladder leakage, and postpartum wear
Designed for More Than Just Your Period: Wear it as a reliable period swimwear for teens women or as your go-to everyday bikini bottom; it discreetly replaces traditional swimwear without compromising on style or confidence
Versatile for Any Occasion: Ideal for spring break, summer vacation, pool parties, or simply lounging by the water; this period bathing suit bottoms transitions seamlessly from active swimming to stylish social moments
Waterproof & UPF 50+: Built to hold up through chlorine, saltwater, and repeated wear, with quick-drying properties and feature UPF 50+ fabric with sun protection that blocks UV rays to prevent sunburn and skin damage

Show Price

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