shell: 87% Nylon 13% Spandex, 110 g/m2 LINER: 88% Nylon 12% Spandex, 175 g/m2 Ultra light weight 4-way stretch outer shell fabric Double front snaps Detachable inner liner features Evo-M chamois Mesh venting on the front and back panels Zippered side pocket with detachable optics wipe Inset side waist adjusters for dialing in perfect fit