Fabric Name Nylon/Nylon Main Fabric Composition Polyester (Polyester) Content of Main Fabric Ingredients 100% Crotch lining ingredients Polyester (polyester) Crotch lining content 100 (%) Function Breathable Packaging Form Lite Style Boxer Waist mid waist design features U convex design pattern: plain Color White, Red, Black, Sapphire Size M, L, XL, XXL