450D Oxford Fabric (Polyester). Polyester Ripstop. Detachable Waterproof Liner. Waterproofing: (5000mm H2O). Breathability: (3000g/m2/24h). Removable Thermal Lining. LS2 Thigh Innovent System. Thigh Back Zipper Vent. Crotch Power Stretch Panels. Knee Power Stretch Panels. Anti-Slip Seat Patch to increase Comfort + Control. Reflective Details to improve Rider Visibility. YKK Special Button at Front Flap. YKK Zipper Pants Ready. Good Air Permeability & Moisture Absorption. Knee Protector Pocket with the Variable System: 3 Protector. Positions Possibilities. Removable CE Hip & Knee Protector EN1621-1:2012 Level 1. Velcro at Waistband. Leg Opening (Zip + Velcro Combination).