Race Face Ambush Shorts Tweedster Fabric 70% Polyester, 26% Rayon, 4% Spandex, yarn-dyed, textured outer fabric bonded to 100% Polyester durable mesh interior. DWR (durable water resistance) treated. 8, 000mm; 3, 000g/m 2 (waterproof/breathability). Zippered front fly with dual snap closure. Branded grab tab. Zippered side cargo pockets. Inner waistband adjustment system. Soft brushed inner waistb&. Seamless Crotch Gusset. Stretch mesh side panels. Zippered thigh vents. Double reinforced seams throughout. Buy Race Face Ambush Shorts at Chain Reaction Cycles, the worlds largest online cycling store.