MAINFRAME HELMET email size needed confirm size after checkout Check out my other items! Features The Icon Mainframe helmet was designed with fit, function, and the rider's safety in mind. The Mainframe helmet features a venturi super-vent system for the ultimate in airflow. Athree position forehead switch acts as an additional ram-air vent to significantly increase the overall cooling of the helmet. The shell is constructed of a Dyneema/fiberglass composite and is lined with a dual-density styrene liner for incredible strength without undue weight. Also incorporated into the design are removable/washable cheek pads, a removable anti-fog breath deflector, and the industry's easier no-tool quick change shield. Dyneema/Fiberglass composite shell for strength DOT and Snell M2005 approved (North America) ECE 22-05 approved (Europe) Super-vent venturi cooling system Secondary ram-air forehead vent Fully removable/washable cheekpads Internal on/off cheek exhaust switch Removable molded breath deflector reduces shield fogging Positive-lock chin venting system helps prevent fogging Optically correct polycarbonate, 7-position shield offers safe, clear vision and easy no-tool replacement system COLORS- BLACK SILVER SIZES- Part Number Color Size Hat Size Price 0101-2001 Black XSmall 6 5/ 8- 6 3/4 $210 20 7/8 - 21 1/4(CHECK STOCK) 0101-2002 Black Small 6 7/8 - 7 $210 21 5/8 - 22 0101-2003 Black Medium 7 1/8 - 7 1/4 $210 22 3/8 -22 3/4 0101-2004 Black Large 7 3/8 - 7 1/2 $210 23 1/3 - 23 1/2 0101-2005 Black XLarge 7 5/8 - 7 3/4 $210 24 - 24 3/8 0101-2006 Black XXLarge 7 7/8 - 8 $210 24 3/4 - 25 1/8 0101-2202 Silver Small 6 7/8 - 7 $210 21 5/8 - 22(CHECK STOCK) 0101-2203 Silver Medium 7 1/8 - 7 1/4 $210 22 3/8 - 22 3/4 0101-2204 Silver Large 7 3/8 - 7 1/2 $210 23 1/3 - 23 1/2 0101-2205 Silver XLarge 7 5/8 - 7 3/4 $210 24 - 24 3/8 0101-2206 Silver XXLarge 7 7/8 - 8 $210 24 3/4 - 25 1/8(CHECK STOCK)   On Jun-14-08 at 19:35:26 PDT, seller added the following information: Sellers: Get your own map of past buyers. Fast. Simple.