Trainer liner socks by Calvin Klein. Featuring a pack of three colourways with contrast logo detailing, an elasticated top and a soft stretch finish. ABOUT CALVIN KLEIN UNDERWEARSince its introduction in 1982, Calvin Klein Underwear has changed the way men view and buy men’s underwear, taking them from a utilitarian garment to an object of desire. Known for their exceptional fit and innovative use of fabric, Calvin Klein Underwear is the brand of choice for comfort and style. Color: black