About. The Calvin Klein original. First introduced in 1981, this is our most iconic men's underwear style. Designed with the original Calvin Klein logo waistband, this timeless boxer brief is made from pure cotton for breathable comfort. Details Full rise. Waistband sits at the regular level, above hip. Leg line sits low on thigh. Functional fly. Soft, flexible logo waistband retains shape wear after wear Total rear coverage Comes in a 5-pack Composition Body: 100% cotton, Waistband: 72% polyester 20% polyamide 8% elastane. Care Machine wash