Features:
1) durable ABS shell,
2) INNER MATERIAL IS MOLDED EVA FOAM
3)INNER HEAD BRACKET ADJUSTS TO FIT ALL SIZES 20"- 24"
4) FOREHEAD CUSHION FOR MAX COMFORT
5)EAR GUARDS HELP PREVENT INJURY FROM OBSTACLES.
6)CHIN STRAP HAS A REMOVABLE CUSHION FOR MAX. COMFORT