Omni-Directional Suspension« (ODS«) technology Rear Delta-Vent û Aids heat transfer by scavenging air Air Flow Management û 8 intake ports, 13 transfer ports, and 4 aggressive exhaust ports Shell û A proprietary woven blend of advanced aerospace carbon fiber, composite fiberglass, and Kevlar Emergency release cheek pads Comfort Liner û Genuine CoolMaxÖ anti-bacterial fabric Roost Guard û Provides additional face protection Shear-away visor screws Clavicle Cut-Away û Provides increased clavicle clearance Sternum Pad û Provides added protection of the chin, jaw and sternum. HLMT ATR1 MT BK XS