Discover the comfort of Calvin Klein trunks for men. Secure support. Sexy silhouettes. High-quality fabrics. Express your style with men’s trunks from CK’s underwear collection. Show off the iconic CK logo above a pair of baggy jeans. Or lounge with a pair of trunks under pyjama bottoms. Can’t get enough of your men’s trunks? Why not get a whole set? Want to change it up? Add some classic men's briefs to your underwear collection. Calvin Klein trunks for men. The next best thing to being naked.