Coming Soon

Period Swim Briefs UPF50+:



medium absorbency 🩸🩸

holds up to 2 regular tampons

chlorine resistant and water repellent

specially designed for all water activities uses


: 2XS  to  4XL  

2 colors

: black and olive

🛒 Shop on our Amazon store

product description

Confidence in Every Dive: Goat Union menstrual period swimwear briefs, featuring integrated layers—outer for water resistance, inner for absorbing up to 2 tampons, and leak-proof design. Light, breathable, and ideal for women and teens during water activities on light to medium flow days.

Comfort, Safety, and Sustainability - Our commitment to safety includes PFAS testing. Immerse yourself in luxurious comfort with our meticulously crafted period swim bottoms. Crafted from recycled materials, terry cloth(viscose derived from bamboo), and breathable TPU, ensuring a protective, safe, and functional choice that perfectly suits your needs.

Sun Shield Certified: Goat Union's period swim bottoms, rigorously tested in accredited labs, boast UPF 50+ fabric for certified sun protection against harmful UV-A and UV-B rays. Expertly treated to resist chlorine exposure and water, ensuring long-lasting durability. 


the main materials used in our period underwear have met the human-ecological requirements of the STANDARD 100 by OEKO-TEX®. Additionally, our products have successfully passed two PFAS tests, ensuring their safety and compliance.

crotch lining

absorbent layer 

leakproof layer

outer body

use & care

use tips

: wash before use. 

:: blood clots won't be absorbed, please wipe them with toilet paper 🧻.

care tips

: turn inside out

:: rinse with cold water 💦 ➡ washing machine cold with gentle cycle ➡ hang dry.

❌  no dryer, no bleach, no softener.

Ready to order 🛒 ⁇  Visit our Goat Union@Amazon or Goat Union@Etsy.