Our men's undergarment range comprises items that are comfortable and smooth on the skin. Starting in 1968, Calvin Klien is one of the leading fashion brands in the world. It particularised in different types of clothing which include jeans, coats, daily wear, sportswear, and other collectibles. Olive is a dark yellowish-green color favored by most fashionistas. Best selling Calvin Klein Olive Underwear for men are available in an assortment of fabrics like Modal, Blend and Microfiber. Shop what appeals to you with ease from top brands and retailers.