The ASTM-SEI certified Protégé is one of the lightest and most comfortable helmets on the market. Made of lightweight, high density ABS material.Features a sleek low-profile design, extended back shell, an adjustable dial to ensure a more secure fit, and a removable mesh liner. SEI certified to AST F1163-04AU.S.
- Size Extra Small/Small = 6 - 6 1/2
- Size Small/Medium = 6 1/2 - 7
- Size Medium/Large = 7 - 7 1/2.