Top by Calvin Klein, Witness the fitness, Uses moisture-managing technology, Chances are youve probably not heard of it before, It moves sweat away from the skin, Raglan sleeves for unrestricted movement, CK logo detail, Form-fitting compression fit. With a rich company history spanning back to 1968, Calvin Klein originally started life as a coat store in New York City. The now iconic label, famed for their minimalist approach, offers up covetable diffusion lines CK by Calvin Klein and Calvin Klein Jeans, both of which channel the label's inimitable style.