The sock offers a feeling of superior quality and maximum comfort thanks to the snug design and construction in stretch material.New inner base layer in ventilated mesh for all-day comfort.New padding in the upper part of the knee to protect against impact with the handlebars.Super slim protection in AirFlex shockproof gel.CE tested and certified as impact protection: Knee EN1621-1Knee sliding rigid plate for added protection.Preformed 3D design for optimal fit and functionality.Protection from side impacts and upper knee.Maximum comfort thanks to MoistureCool and AirMesh fabrics.Silicone prints on the knee for greater support and for the shape of the cup.One size fits all for a perfect fit.Non-slip edges with silicone prints.Weight: from 300 g (0.66 lb) per pair.