The Bell Sidetrack II Kids Helmet provides more all-around coverage than ever before. This all-mountain helmet offers a removable visor, an easy adjustable fit system, sweat guide padding, and a ready-for-action style that will get your child motivated to hit the trail!Bell Sidetrack II Kids Helmet FeaturesCertifications: CPSC Bicycle, CE EN1078Vents: 14Construction: Fusion In-mold Polycarbonate ShellFit System-Ergo Fit™Snap - In VisorNo-twist Tri - Glides™Sweat Guide™Pinchguard Buckle™Weight: 260gSizes: Universal child, 47–54 cm