Leakproof Seamless Thong

All the freedom, none of the panty lines—now made sustainably.
Designed for comfort, performance, and sustainability, the Saalt Leakproof Stretch Bikini offers a sleek, invisible fit with powerful protection. Featuring Saalt’s patent-pending absorbent gusset and durable LYCRA® XTRA LIFE™ fabric, these undies move with you while maintaining their shape and ultra-soft feel. Ideal for light flow days, spotting, discharge, sweat, or as backup to a menstrual cup, disc, or tampon.

Crafted with mindful materials and a long-wear design, these undies help reduce single-use waste from liners and disposable period products. Durable, reusable, and ethically made to support a low-impact lifestyle.

Product Features

• Patent-pending absorbent gusset for discreet protection

• Made with LYCRA® XTRA LIFE™ for lasting stretch and recovery

• Silky-smooth, chafe-free fit that feels like a second skin

• Designed to stay invisible under clothing—no panty lines

• Moisture-wicking and breathable for all-day comfort

• Holds light flow, spotting, discharge, or sweat

How to Use

Wear as you would regular underwear. Ideal for:

• Light flow days

• Everyday protection in place of a panty liner

• Backup for a menstrual cup, disc, or tampon

• Light bladder leaks or sweat
  Change as needed throughout the day, depending on your personal flow and comfort.

Ingredients / Materials

• Body: 75% Nylon, 25% LYCRA® XTRA LIFE™

• Lining: 100% Cotton

• Absorbent Layer: Polyester and TPU (waterproof, breathable barrier)

Return Policy

Due to the nature of the product, undies are final sale and not eligible for return or exchange. For any concerns or sizing issues, please reach out to our customer support team for assistance.

End of Life

Remove non-biodegradable components (like elastic) and recycle fabric parts through a textile recycling program. Packaging is recyclable or compostable depending on your local facilities.