Stable three-snap design NutraFog anti-fog, anti-scratch and UV-protected shield Three-Snap Shield is a throwback-style Polycarbonate Shield The new Bell Three-Snap Shield is a throwback-style, full-coverage polycarbonate shield that fits the Bell Custom 500, R/T and Shorty helmets. The shield features a stable 3-snap design, NutraFog anti-fog, and UV-protected shield.This helmet is DOT approved and FMVSS 218 certified for legal on-road motorcycle use in the United States.