Featuring our custom low snug fit the evolution helmet is one of the slimmest hardshell designs available it features a tough skate style hardshell construction which securely protects all the useful bits of your noggin the design curves anatomically around the head for a great fit and tailored wearing comfort the injected color line is manufactured with a less elaborated coloring process allowing us to offer it at a lower price rangesafety standard en 1078 cpscsm 54 56cmlxl 57 5