Fit System: This bike helmets for adults are suitable for head circumference of 56-61cm/22.04-24.01inch, the round adjustment at the back and the chin strap of the helmet can easily adjust the bicycle helmet to the right size

Cool and Comfortable: Bicycle helmet with a soft liner and chin pad. This adult bike helmet are designed with 14 vents to keep ventilation

Stylish Helmet: This road bike helmet are designed with integrated smooth curves, and the helmet shell is designed to keep the helmet low profile with a distinctive look, suitable for bike commuting, riding and skating

Safety Bicycle Helmet: This helmet adults consists of reinforced ABS shell and thickened shockproof EPS core, providing you with all-round protection during cycling and skating, it also has CPSC and CE dual certification

Warranty: OnBros helmet with customer support service. If there is any quality problem with the helmet or if the helmet is damaged due to an accident, please feel free to contact us