Promend adjustment cycling mtb road bike saftly helmet with 19 vents ultralight 260g integrally molded
Genderunisex featuresmountain adjustable sports ultra light ul youth urban activityrecreational cycling road cycling mountain cycling cycling with detachable sunvisorno head circumference inch225245 vents19 sizel58 61cm m55 58cm large 59 63cm medium 55 59cm audiono brimvisorno goggle lockno raceyes ventilationfixed removable lineryes materialeps pc certificationce fit for23 24inch 585 61cm 22 23inch 56 585cm head circumference cm5762 brandp