Ventilated with Impact Protection and Great Feel. Ventilated for permanent airflow with impact protection. CE Tested and Certified as Impact Protection: Knuckle EN13594: 2015 Level 1. Protection: ReaFlex soft impact gel. Multi-layer NanoGrip and leather used in critical impact areas. Gel padding protection for palm. Length: Available in both standard and short. Standard has Velcro® brand hook-and-loop FreeFlex strap fastening gives great range on motion in wrist area. Materials: NanoGrip palm. Gives superior bike feel. Ultimate dry and wet grip. Nano fiber technology 7,500 times thinner than hair. Leather used as additional reinforcement. Multi-row, and technical stretch stitch thread for strength and durability.