CYZ Collection Men's Satin Boxers 100% polyester satin boxer is elegant, luxurious and affordable! Center back seam. Full elastic covered waistband. Nothing feels better than a satin boxer Functional fly with single button closure. Machine wash cold, and do not iron! Size Chart: S: 28 - 30", M: 32-34", L: 36-38", XL: 40-42"