The Bell Sports Hello Kitty Glam Kitty Child Multisport Helmet keeps your little rider protected while having fun on the road. The beautiful pink helmet includes Glitter Rainbow Stripe and PVC Hello Kitty Pad with eight vents to keep cool, side-squeeze buckle for easy adjustment. CPSC 1203 Bike and ASTM F1492 Skate safety compliant. This helmet is ideal for children ages five to eight. Fits head sizes 19.7 to 21.2 inches (50-54 cm).