Adjustable Racing Bike Equipments Brethable Riding Safety Cap Cycling Helmet Mountain Road Bike

Label:Yes Package includes:1 pc Cycling Helmet Product size (CM): 28.5*20.5*16.5 Color:Black, white,beige,blue Applicable head circumference (CM): 55-61cm Helmet inner size (CM): 20.5x17.5cm Vent quantity:11Pcs Material: EPS foam PC shell

Description: 1. Insect proof net shock absorption: the helmet is equipped with insect proof net to protect you from mosquitoes; This EPS has strong cushioning, shock absorption and shock absorption effect. 2. Diversion and drag reduction design: according to the law of airflow movement, the ventilation holes are designed to reduce the resistance and ensure the comfort of the head. 3. Soft pad design: soft protection and comfortable 4. Free adjustment: No matter how big or small your head is, you can always adjust it to a comfortable size and a safe tightness.