Sporty shape bicycle helmet offers aggressive styling. Features True Fit system helps to ensure a correct fit. Includes 11 vents to help keep heads cool on hot days, a visor offers protection from the sun and elements, and Tapeless technology keeps the graphics looking smooth. Pinch Guard buckle for no-pinch buckling.Certification Complies with the US CPSC Safety Standard for Bicycle Helmet For Persons age 5 and Older. Fits head sizes: 52 cm to 56 cm (20 In. to 22 In.). Helmet design may vary.