G-FORCE PRO 1 FORCE GRAPHIX The G-FORCE Racing Gear Force One Graphix helmet is the most eye catching SA2005 helmet on the market today. The Z38 Kevlar/Fibgerglass composite shell is lightweight for short runs or daylong events. The G-Flow ventilation system for fresh air intake and rear hot air evacuation ducts come standard.Snell SA2005 Avalible in all sizes.