UV-treated, water-resistant UltraMax® fabric with Fibertech “carbon-like” accents. Mounts to factory door using self-fastening straps. Protective front knee pad is removable for maximum storage. Knee Pocket Dimensions: 5” L x 5-1/2” H x 2” D (12.7 cm L x 13.97 cm H x 5.08 cm D) and holds 0.85 liters. Large Pocket Dimensions: 16” L x 7-1/2” H x 2” D (40.64 cm L x 19.05 cm H x 5.08 cm D) and holds 4 liters. Reverse coil zippers help keep out dust and dirt.