FREE Troxel Carry Bag With the purchase of either the "Sierra" (LU-SR) or the "Cheyenne" (LU-C1) Helmets. No limit. While supplies last. Expires: 01/31/2008. (Troxel) The Sierra is the first all-terrain helmet designed exclusively with the Western rider in mind. The Sierra offers riders ASTM/SEI certification coupled with rugged, outdoor Western styling. The helmet is designed to be ultra-lightweight, extremely well-ventilated, and comfortable for long days in the saddle. Using Troxel's unique combination of the patented GPS III Micro Adjustable Fit System and the patented Flip-Fold Fit System, the rider can easily customize their fit. The extended Soft Tip visor offers extra sun protection while th mesh covered vents keep out debris. The sleek profile, an in-molded polycarbonate shell and the most advanced technology and material on the market, make the Sierra the finest Western style helmet available. The Sierra is the perfect Western headgear for those who want comfort, Western styling, and Troxel's leadership in protection. *Weight 15 oz *GPS III Micro Adjustable Fit System *Flip-Fold Fit System *Mesh Covered Vents *Integrated Extended Soft Tip Visor *In-Molded Polycarbonate Top and Bottom Shell *Permanent Suede and Cordura Cover *Steel Retention Rings *Removable/Washable Headliner Comes in Black or Tan Small (up to 7" hat size) Medium (7" - 7-1/4") Large (7-3/8" - 7-3/4") For sizing chart: Click "View Manufacturer and/or Label Info" below.