Smart bell sidetrack junior helmet protects neck far better than dè most traditional junior helmets. Bicycle helmet is suitable to both everyday past, the laws sports, have 15 ventilation holes past, the laws snap-in shadow. Bell sidetrack is cpsc past, the laws ce en1078 certified.Junior helmet is one size, have one ergo dial buckle, solid fusion in-mold polycarbonate outer bowl, integrated soft pillows past, the laws one pinchguard locking buckle.