The Kryptonics Kore Series helmet is constructed with an ABS high-impact plastic shell and high energy absorbing EPS liner for maximum protection against impacts. It's lined with molded, moisture-wicking polyester-covered foam for a comfortable fit.
Features
Shell: ABS high-impact plastic
Liner: High energy absorbing EPS (expanded polystyrene)
Though the helmet came in large/extra large dimensions I would have have preferred the next option(extra large/XXlarge). Yet this can be adjusted with the setting of the straps. The education begins with the first steps.Hopefully the helmet will protect and I can study the more expensive ones.