Our men's undergarment range comprises items that are comfortable and smooth on the skin. Calvin Klein Inc. is an American fashion brand that was set up in 1968. It was established by the popular fashion designer Calvin Klien. Lifestyle and home accessories, watches, fragrances, and more. On Valentine's day Red is used as the color of love and romance. Shop online our large selection of Men Underwear available in Modal, Cotton, Microfiber, Blend, Polyester and Nylon fabrics. Browse the Hottest looks available at hottest prices.