Alpinestars Men's Hyperlight 2 Shorts 86% Polyamide/14% Spandex Imported Stretch poly-fabric Durable double seams Seamless seat area Multi-panel construction incorporating an advanced, stretch poly-fabric for maximized performance and comfort Stretch inserts across thighs for excellent riding fit; Double seams used for strength and durable Seamless seat area constructed from an abrasion resistant textile for greater riding comfort and durability Flat snap adjustment system allows connection of Alpinestars mesh lining short as accessory upgrade