Features: 95% Cotton, 5% Spandex, Hand Wash Material. [Perfect for All Women] - Our women's menstrual underwear are designed for menstrual cycles, postpartum discharge, urinary incontinence, and bladder leakage. These high-waist cotton menstrual underwear provide moderate abdominal support and are suitable for postpartum recovery. They help prevent stains on clothing or bedding and offer comfort day and night. [High-quality Fabric] - Made with 95% combed long-staple cotton and 5% spandex. Features a leak-proof lining constructed with cotton, polyester fiber, and a breathable PUL waterproof membrane. [Longer and Wider Protection] - The leak-proof layer in these menstrual briefs features a wider and longer design with full front-to-back coverage, providing increased comfort and peace of mind during daily activities or sleep. [Highly Absorbent & Leak-proof] - The leak-proof layer is designed with highly absorbent, breathable, and waterproof fabric that is easy to clean. The outer layer is made of premium cotton, offering a soft, stretchy, moisture-wicking, and comfortable fit. [Extra Protection] - On heavy flow days, when used with a pad, tampon, or menstrual cup, this underwear provides reliable backup protection. In case of overflow, the underwear helps contain leaks for added security. Packaged include: 1/5 x Women's Briefs. Note: 1) This product is intended as additional protection against leaks and should be used with a pad, tampon, or menstrual cup. 2) The underwear helps protect against overflow from pads or tampons.