This panty is consist of 3 layers, natural antibacterial suede top layer (against the skin), 1 layer ofuper absorbent microfiber and a PUL waterproof backing keep you underwear dry.They are designed to be thin and discreet, fitting comfortably inside underwear.It absorb everyday vaginal discharge, unexpected light period flow, light spotting, staining at the beginning and ends of periods, and post-intercourse discharge.