Features: 95% Cotton, 5% Spandex, Hand Wash Material. [Perfect for All Women] - Our women's menstrual underwear is designed for menstrual cycles, postpartum recovery, urinary incontinence, and bladder leakage. These high-waist women's cotton menstrual underwear offer moderate abdominal support and are suitable for postpartum use. They provide additional protection to avoid stains on pants or sheets and offer comfort day and night. [High-quality Fabric] - Made with 95% combed long-staple cotton and 5% spandex. They include a leak-proof lining made of blended cotton, polyester fiber, and a breathable waterproof membrane. [Longer and Wider Protection] - The leak-proof layer of these menstrual briefs features a wider and longer design, offering full front-to-back coverage, making you feel relaxed and comfortable during daily activities or sleep. [Highly Absorptive & Leak-proof] - The special fabric of the leak-proof layer in our period panties provides strong absorption, breathability, water resistance, and is easy to clean. The outer layer is made of high-quality cotton that is breathable, moisture-wicking, elastic, and soft. [Extra Protection] - On heavy flow days, while using a pad, tampon, or menstrual cup, this underwear offers excellent overflow protection. If your pad, tampon, or cup leaks, the menstrual underwear gives added safety. Packaged includes: 1/5 x Women's Briefs. Note: 1) This product serves as extra leak protection and should be used with pads, tampons, or cups. 2) The underwear helps protect against overflow from pads or tampons.