BELL CLICKRELEASE SHIELDS ARE COMPATIBLE WITH BELL STAR, VORTEX, RS-1, QUALIFIER AND REVOLVER HELMETS ONLY BELL AFTERMARKET SHIELDS FEATURE BELLs NUTRAFOG II ANTI-FOG, ANTI-SCRATCH AND UV PROTECTIVE COATING Adjust the shield on the go with one-finger toggling between Lock Mode, Friction Mode, and Crack Mode. Leave it to goodole American ingenuity to create a line of helmets that all use one face shield, eliminating the need to keep track of tricky nomenclature when trying to order a new shield for your favorite lid. Bell ClickRelease shields are compatible with Bell Star, Vortex, RS-1, Qualifier and Revolver helmets only. Bell aftermarket shields feature Bell’s NutraFog II anti-fog, anti-scratch and UV protective coating.