Men's Calvin Navy WaistcoatMen's Calvin Navy Waistcoat Comfortable and Fashionable, have the best of both worlds whether you need to add it to your collection of workwear or even wear as a best man to a wedding, allowing you to go from the office to after hours with ease. The subtle, delicate, and intelligent brown lining gives a final touch to excellence. This product comes with: Waistcoat Composition: 88% Polyester 12% Viscose Lining: 100% Polyester