Bell Transition Visor features:
- Automatically adapts to light conditions, darkening when exposed to sunlight and clearing in low light
- Eliminates the need to change between tinted and clear visors
- Darkens from fully clear to dark tint in about 10 seconds in bright sunlight
- Anti-scratch and UV-protected to block 100% of UV rays
- Treated with Bell NutraFog II anti-fog
- Fits Bell Star, RS-1, Qualifier and Revolver helmets
No sizing informatinon required.