Features High performance 1.3 mm cowhide leather Perforated leather for optimal ventilation Detachable thermal liner for optimal insulation + 3D mesh Strategically integrated neoprene panels at wrists and neck Aerodynamic race shoulder and elbow cups D3O® protection at shoulders and elbows, optional back and chest protection Safety stitching Dupont™ Aramid® stretch panels and accordion stretch panels Waist adjustment velcro system Connection zipper (short + 360°)