Calvin Klein Men's Black 3-Piece Jacket Vest Pants Tuxedo Suit Size 52L Pants. Elevate your formal style with this stunning Calvin Klein men's black 3-piece tuxedo suit, perfect for weddings and business events. Crafted from high-quality wool material with a polyester lining for added comfort, this suit features a regular fit and a flat front design with a tapered leg style. The two-button jacket vest and pants with a notch lapel style and four-button sleeve add a touch of sophistication to your look.