Polyester In-Motion panels improve flexibility and durability throughout Durable stitching throughout Full grain leather knee panels for optimal grip and durability Constructed with 600D in high-wear zones Designed to offer the optimal balance between mobility and durability Durable nylon saddle construction Laser-cut ventilation Mesh lower leg panels Dual side-cinch system for precise waist adjustment Pre-curved chassis design assumes active riding position Button closure on Cube, Blackout Ratchet adjustable fly closure on Tactic, Combat, Mono Athletic mesh comfort liner