Beautikini Period Swimwear Menstrual Leakproof Bikini Bottoms Swim Skirt
- Multi-Layer Protection: Menstrual bathing suits with 4 layers of extended leakproof fasteners, highly absorbent lining and leak-proof technology,keep dry,comfortable,not easy to produce odor.
- Menstrual Swim Skirt: Period swimsuit bikini bottom built-in breathable PU film with water repellent treatment technology breathes and dries quickly.
- UPF 50+ & Chlorine-Resistant:The period swim bottoms feature UPF 50+ fabric which helps reduce harmful ultraviolet radiation and prevent sunburn and skin damage; Plus Anti-chlorine treated.
- Highly Absorbent and Maximum Protection:Our women's period swimsuit bottoms absorption capacity is equivalent to 3 tampons.
- Easy Care: Both hands and machine washable, soft fabric breathable and reusable, more suitable for girls aged 11-14.
Exterior: 85% recycled nylon y 15% elastane.
Interior: 100% polyester.
Waterproof and breathable PUL layer.
All our period swimwear has both FDA certification and OEKO-TEX Standard 100 approval, which verifies there are no harmful substances in our materials. Our products are manufactured in our own factory under strict quality control processes to ensure maximum protection and comfort.
Built-in Four-Layer Shield technology for complete leak protection in and out of water.
Advanced odor-neutralizing technology keeps you feeling fresh all day long.
Enjoy swimming, competing, and water activities without interrupting your routine.
As stylish and comfortable as regular swimwear with quick-dry fabric that dries 3x faster.
Eco-friendly design that's reusable for up to 50 washes.
Easy care with simple machine washing on gentle cycle.
Washing And Care
Washing underwear and swimwear is an essential part of maintaining personal hygiene. Here are the steps you can follow:
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Sort by Color and Fabric:
- Separate light-colored items from dark ones to prevent color bleeding.
- Sort delicate fabrics from sturdier ones.
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Check Care Labels:
- Read the care labels on the garments to ensure you follow any specific instructions.
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Pre-Treat Stains:
- If there are any visible stains, pre-treat them with a stain remover or a small amount of detergent.
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Empty Pockets:
- Check for any items left in pockets and remove them.
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Use a Mesh Bag:
- Place delicate underwear and swimwear in a mesh laundry bag to protect them from friction and damage.
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Select Appropriate Detergent:
- Choose a mild detergent suitable for delicates and lingerie. Avoid using harsh chemicals that can damage the fabric.
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Wash in Cold Water:
- Use cold water to prevent colors from fading and to protect delicate fabrics.
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Gentle Cycle:
- If your washing machine has a delicate or gentle cycle, use it for underwear and swimwear. This cycle reduces agitation and minimizes wear and tear.
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Avoid Fabric Softeners:
- Skip fabric softeners, as they can break down elastic fibers in underwear and affect the stretch of swimwear.
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Hand Washing:
- For delicate items or those labeled "hand wash only," consider washing them by hand using a mild detergent.
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Rinse Thoroughly:
- Ensure that all detergent is thoroughly rinsed out to prevent skin irritation.
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Air Dry:
- Air-dry underwear and swimwear instead of using a dryer. Hang them to dry on a clothesline or a drying rack.
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Shape and Lay Flat:
- Shape the garments to their original form and lay them flat to dry. Avoid hanging them from the straps or waistbands, as this can cause stretching.
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Avoid Direct Sunlight:
- If drying outside, avoid direct sunlight, as it can fade colors and damage elastic fibers.
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Storage:
- Once dry, fold or store your underwear and swimwear in a cool, dry place.
By following these steps, you can help ensure that your underwear and swimwear remain in good condition and last longer. Always refer to the care instructions provided by the manufacturer for specific guidance.

Beautikini Size Chart
Women's Size Chart
SIZE | UK | EU | USA | BUST (IN) | WAIST (IN) | HIP (IN) |
---|---|---|---|---|---|---|
XXS | 4-6 | 30-32 | 0-1 | 30-31 | 23-24 | 33-34 |
XS | 6-8 | 32-34 | 1-2 | 32-33 | 25-26 | 35-36 |
S | 8-10 | 34-36 | 2-4 | 34-35 | 27-28 | 37-38 |
M | 10-12 | 38-40 | 6-8 | 36-37 | 29-30 | 39-40 |
L | 12-14 | 42-44 | 10-12 | 38-40 | 31-33 | 41-43 |
XL | 14-16 | 44-46 | 12-14 | 41-43 | 34-36 | 44-46 |
2XL | 16-18 | 46-48 | 14-16 | 44-46 | 37-39 | 47-49 |
3XL | 18-20 | 48-50 | 16-18 | 47-49 | 40-42 | 50-52 |
4XL | 20-22 | 50-52 | 18-20 | 50-52 | 43-45 | 53-55 |
5XL | 22-24 | 52-54 | 20-22 | 53-55 | 46-48 | 56-58 |
6XL | 24-26 | 54-56 | 22-24 | 56-58 | 49-51 | 59-61 |
Styles: High Waist, Midi Brief, Bikini, Hipster
Beautikini TIP: No tape measure?
You can measure yourself with a belt or dressing gown cord and a 30cm ruler! Tie the belt around your measurement area, place a piece of tape or pinch where it reaches, then lay flat and carefully use the ruler to measure the length.
Why Choose Beautikini?
Money-Back Guarantee
Shop with confidence with our 30-day return policy. Not satisfied? We'll refund your purchase, no questions asked.
100% Waterproof
Specially designed waterproof barrier prevents leaks while swimming, without compromising on comfort or mobility.
Eco-Friendly
Reusable design reduces waste from disposable period products, saving money and helping the environment.
Stylish Designs
Bold, trendy period swimsuits and swim bottoms in various styles and colors that look like regular swimwear, so no one needs to know it's period swimwear.
Anti-Bacterial
Our medical-grade antimicrobial technology prevents odors and bacteria growth for maximum freshness.
Quick-Dry Fabric
Advanced fabric technology that dries 3x faster than regular swimwear, keeping you comfortable all day.
Product Comparison Chart
Features | Beautikini | Other Period Swimwear | Traditional Pads |
---|---|---|---|
Protection Layers | Four Layers | Three Layers | |
Safe for Swimming | |||
100% Waterproof | Partial | ||
Odor Control | Advanced Technology | Basic | Minimal |
Quick-Dry Technology | Some brands | ||
Eco-Friendly | |||
Comfort Level | Maximum | Moderate | Low |
Stylish Designs | Multiple Options | Limited | |
Reusable | Up to 50 uses | 25-30 uses | |
Cost Per Use | $0.50-$1.00 | $1.00-$2.00 | $0.50-$1.00 |
How It Works

Four-Layer Shield Technology
Our revolutionary Four-Layer Shield system is designed to provide maximum protection during your period:
- Cotton Crotch: Ultra-soft, hypoallergenic cotton layer that sits directly against your skin, providing superior comfort and breathability while preventing irritation and maintaining a healthy pH balance
- Absorbent Layer: High-capacity, super-absorbent core that rapidly wicks away moisture, locks in fluid, and neutralizes odors for up to 72 hours of continuous protection, even during intense physical activity
- Waterproof Layer: Innovative, flexible membrane that creates a complete leak-proof barrier while still allowing air to circulate, preventing both leaks and moisture buildup for ultimate confidence in and out of water
- Main Fabric: Durable, quick-drying outer material with UPF 50+ protection, designed to maintain shape and color through multiple washes while providing a stylish appearance indistinguishable from regular swimwear

Premium Protection Features
Our innovative four-layer leak proof swimwear technology provides customizable protection for teens and women:
- Discreet Protection: Our period swimsuits look exactly like regular swimwear, with no one suspecting they're designed for periods
- Multi-Purpose Design: Perfect for both periods and incontinence needs
- Odor-Free Experience: Special odor-suppressing textiles keep you feeling fresh and confident
- Eco-Friendly Choice: Machine-washable and reusable design for multiple uses without losing effectiveness

Easy Care & Maintenance
Keep your Beautikini in perfect condition with these simple steps:
- Rinse thoroughly in cold water after use until no blood remains. Use mild soap for any stubborn stains
- Machine wash on a gentle/delicate cycle with mild detergent
- Air dry naturally for best results and maximum lifespan
- Avoid fabric softeners, bleach, and machine drying as these will reduce effectiveness and product longevity