Cervical Spine Relief û Rear lower shell incorporates compliant zone at the cervical spine location Sternum Pad û Provides added protection of the chin, jaw and sternum Clavicle Cut-Away û Provides increased clavicle clearance. Omni-Directional Suspension« (ODS«) technology Shell û A proprietary woven blend of advanced aerospace carbon fiber, composite fiberglass, and Kevlar Roost Guard û Provides additional face protection Shear-away visor screws Emergency Release Cheek Pads û Removable, washable, Dri-Lex« anti-bacterial fabric Airflow Management û 9 intake ports, and 6 exhaust ports work in unison with the Air Gap Ventilation System Comfort Liner û Removable, washable comfort liner, Dri-Lex« anti-bacterial fabric Titanium D-rings Light weight with improved center of gravity. HLMT ATR2-YTH MT BK SM