Features: 95% Cotton, 5% Spandex Hand Wash Material [Perfect for All Women] - Our women's menstrual underwear are made for menstrual cycles, postpartum hemorrhage, urinary incontinence and bladder leakage. These high-waist woman's cotton menstrual underwear can also provide moderate abdominal support, and are suitable for postpartum recovery. They give additional protection for avoiding embarrassing stains on pants or sheets, and bring you comfort day and night. [High-quality Fabric] - 95% combed long-staple cotton and 5% spandex. They have a leak-proof lining with blended cotton, polyester fiber and a PUL breathable waterproof membrane. [Longer and Wider Protection] - The leak-proof layer of this ladies menstrual briefs uses a wider and longer design, with full coverage from front to back, making you feel more relaxed and comfortable during daily activities or sleep. [Highly Absorptive & Leak-proof ]- The special fabric of the leak-proof layer in our women's period panties has strong absorption, is breathable and waterproof, and easy to clean out stains. The outer layer is made of high-quality cotton. The fabric is breathable and comfortable, moisture wicking, elastic and soft. [Extra Protection] - On heavy flow days, while wearing a necessary pad, tampon or menstrual cup, this underwear is perfect for overflow protection. If your the pad/tampon leaks or overflows, the menstrual underwear is your extra protection for more safety. Packaged include: 1/5 x Women Briefs Note: 1)It serves as extra protection from leaks. You need to add the pad/tampon. 2)The underwear protects you if there is an overflow from the pad/tampon.