The Bell Pep Helmet is extremely durable and looks great. You can custom fit the helmet with one hand with the simple adjustment feature, along with the camlocks, to create an easy and snug fit every time. It also comes with Pinchguard technology that will ensure no-pinch buckling. The extended cap on this helmet will help to increase its durability. This helmet is equiped with aerodynamic vents for an extra cool ride on those hot summer days. CPSC 1203 Bike safety certified. For ages 5-8. Fits head sizes 20.5-22" (52-56cm).