Roll off the mudAirspace Stray Roll Off Goggles features a 45 mm roll off canister attached to the lens for easy and fast cleaning of vision during muddy rides. The larger, best-in-class viewport and improved frame angles give you a wider field of view, while the 3-layer foam with fleece liner ensures the sweat is absorbed efficiently as you ride. Best-in-class viewport for unparalleled peripheral vision via enlarged outer frame and improved frame angleVariable Lens System™ (VLS) design allows transfer of standard and injection molded lens\' in the same frame Outrigger design creates a secure fit to keep dust and debris out of the viewport 45 mm roll off canister attached to the lens3-layer face foam with fleece liner provides superior sweat absorptionLexan® Lens offers UV Protection6-Pin Lens Retention System keeps lens securely attached to the frame 45 mm, non-slip silicone strap improves grip on helmet3-Post tear-off system readyMicrofiber goggle bag includedClear lens