Soft knee guard with co-molded hard shell sliders.3DF AirFit ventilated soft impact foam.CE tested and certified as impact protection:- Knee EN1621-1New anti-slip calf band and silicone grip lining.Silicone printed and adjustable non-slip leg straps.New anti-odor MoistureCool and AirMesh wicking fabrics.Pre-curved 3D design for optimal fit.Side impact protection.Sold as a pair.