• Size: suitable for head circumference 51-54cm.
• There are vents around the helmet to maintain a cool air flow during exercise.
• The EPS foam inner shell can absorb shocks and prevent the child's head from shaking.
• The size can be adjusted by the adjustable buckle. 
• The inner pad of the helmet can be removed and cleaned to keep it clean.
• Can be used for various sports, cycling, skateboarding, inline skating, scooters, etc