Our Rider Attack Position (RAP™) construction is used for a riding-specific fit, putting you in the best position to win, while the double-layer knee provides increased abrasion resistance against knee braces, guards, and the bike itself. And finally, to kick up the durability and function, get ready to tear up the track and not your gear with tough Cordura® Ripstop and 600D zonal paneling, and reinforced stitching enhanced tear resistance. Rider Attack Position (RAP™) construction for improved ergonomic fit on the bike TruMotion® zonal all-way stretch panels provide unmatched mobility Cordura® ripstop combined with 600D zonal paneling create an unmatched combination of durability and function Double-layer knee system with a full-grain leather outer and abrasion-resistant inner layer provides increased durability against knee braces, guards, and the bike Lightweight and flexible yoke reduces weight and increases comfort Internal mesh liner for increased comfort Reinforced stitching fo