Columbia Men's 4-Pack Cotton Brief 100% Cotton Imported Machine Wash 100 percent pure cotton brief fabric is super comfy, soft and breathable. Beefy cotton retains shape. 4 pack Flat anti-chafing stitches. Tag free Antimicrobial treatment on fabric Omni-wick advanced evaporation pulls moisture away from the body and enables perspiration to evaporate quickly, keeping you dry and comfortable Classic fit hip brief with functional keyhole fly