Calvin Klein boutique boxed men's underwear Export foreign orders, high quality, featuring a seamless cutting process with nylon ice silk. Scientifically composed of 82.5% nylon and 17.5% spandex, it offers a silky, breathable, and comfortable fit Stylish and not at all tight, designed according to ergonomic principles to highlight masculine charm. Super comfortable to wear, each box contains 3 pieces in sizes L-4XL. Note: Due to the nature of intimate apparel, no returns or exchanges.