Goggle Velocity 5.5 Roll-OffThe Velocity 5. 5 Roll Off Goggles are designed for clarity and protection in messy conditionswith a WideVision 48mm Roll Off system to keep your vision clear no matter what the track throws at you. The CE certified double lens is bulletproof, 170 WideVision, and permanent anti fog, so you can look ahead with clarity and without fear of roost, loose gravel, or branches. Outriggers allow your goggle strap to fit seamlessly over a wide range of helmets,