The endura airshell road bike helmet is a super lightweight ventilated helmet that will protect your head on the road whilst keeping airflow to a maximum so you don39t over heat plus it39s covered by endurarsquos crash replacement policy and endura product guarantee so if you do take a fall endura have got your back endura airshell road helmet features lose weight super lightweight in mould cycle helmet weighs 220g with silver glass fibre or black carbon fibre reinforcement b