2-in-1 helmet: removable helmet for children, thanks to the buttons on both sides of the helmet, it can be easily converted between full-face helmet and half-face helmet. One-piece: hard polycarbonate shell and shock-absorbing EPS foam provide impact protection. A helmet bicycle can protect your child well when cycling and also gives you more safety. Good ventilation: 13 small ventilation openings promote the transfer of hot and cold air into the helmet to keep your child cool during activity; the ventilation protection improves breathability without cooling your child's head. Adjustable size: the easily adjustable dial provides a custom fit for different head sizes. Supplied with 2 sets of pads (1 set assembled) for easy replacement and cleaning: 12mm thick pads for 52-56cm head circumference, 8mm thick pads for 54-58cm head circumference. Great protective equipment: children's bicycle helmet perfect for your children when cycling, skateboarding, roller skating, scooter, longboard or more sports. › See more product details Model: Bicycle Helmet Size: Color: Red&white