Leatt airflex pro knee guard with a 6mm ultra slim fit the airflex pro knee guard offers flexible and lightweight impact protection with additional side and upper knee support a pre curved 3d design allows a better fit and perforated technical fabrics keep you cool features ce tested and certified for impact protection en1621 2 new side upper knee impact protection new silicon printed cupped knee grip pre curved 3d design for better fit functionweight 300g per pair buy leatt protection