The AirFlex Pro Knee Guards offer quality protection that is CE tested and certified. With a super slim, pre-curved 3D design, it offers a comfortable fit. Made using 3D molded padding, a low-profile and energy absorbing solution that is flexible in its natural state but hardens upon impact, it offers high-performance knee protection. Featuring new side and upper knee impact protection and are further enhanced with a silicone printed, cupped knee grip to keep them in place.