Soft and Ventilated Knee Guard with Zip. Based on the award-winning 3DF 5.0 pad, we’ve redesigned the chassis to incorporate a zipper that allows you to take it off and put it on easily. Safety tested and certified protection that scores a total of 13 points in the Leatt protection rating system. Features Total Leatt® protection score of 13 points 3DF AirFit ventilated soft impact foam Non-scratchy zip closure system for easy removal without taking shoes off New slim, impact certified knee pad profile New ventilated perforated Neoprene sleeve New anti-slip calf band and silicone grip lining Abrasion resistant Aramid outer layer for durability New silicone printed and adjustable non-slip leg straps New anti-odor MoistureCool and AirMesh wicking fabrics Pre-curved 3D design for better fit and function All protection materials perforated for ventilation Weight: from 520g (1.15lbs) pair Please look at our sizing chart for best fit: S-XXL Specifications Safety tested and certified as impact protection Knee EN1621-1