SiikWorld Mesh Convex Pouch Thong Pack of 6 87% Nylon , 13% Spandex 6 color, every day was different The design of the mesh, make it more breathable Soft material that makes you feel very comfortable Lightweight, ultra-soft fabric designed to keep you cool and dry for everyday use, working out, and sports Asian size is smaller than US size, Please Check Amazon's Size Chart and bought the size on the US size