The Bell® Youth Sidetrack Bike Helmet keeps your child safe as they bike through the park and neighborhood. The Sidetrack Helmet is designed with more coverage on the lower part of the head than other helmets for maximum protection. A snap-in visor blocks the sun from their eyes while a PinchGaurd™ Buckle ensures a comfortable fit. With 15 vents, your little biker will stay cool. FEATURES: Youth helmet Features more coverage on the lower head than other youth helmets ErgoDial™ Fit system for a custom and snug fit In-mold polycarbonate shell for maximum durability Ventilation: 15 vents Snap-in visor keeps sun out of your eyes PinchGaurd™ Buckle Style: 7065405 Sizing: Universal Youth Size: Fits 50-57 cm Complies with U.S. CPSC Safety Standard for Bicycle Helmets for persons age 5 and older