The S-M10 Helmet fit size has its own appropriate shell size to deliver the most anatomical solution for the wide variety of fit needs worldwide.

Features;

Supertech M10 Construction
S-M10 in four anatomical shell sizes
The Supertech M10 liner construction combines with the shell to offer highly efficient impact energy management
Patented A-Head fitting height and angle adjustment system
Unique, patented, visor release system
Collarbone protection
Multi-Directional Impact Protection System
Emergency Release System (ERS)
Designed to allow a helmet inflation system to be fitted into the inside crown of the shell
Weight: Reduced by design while allowing protection to be class-leading
Ventilation is a key feature
Hydration system compatibility
Spare Visor and a racing helmet bag