HIGH QUALITY PROTECTION Kids love to ride, sometimes fearlessly, and they have more trails, bike parks and fun places to shred. Bell designed the Sidetrack kids bike helmet to keep up with them. The Sidetrack features their all-mountain shape with lower coverage on the rear of the head. The ready-for-action style, complete with a cool visor, gets young riders motivated to ride. And the new Ergo Fit system makes it quick and easy to get them going.