The terrain-defining clarity of PERCEIVE optics and the simplicity of M-Fusion for fast, easy lens changes. The Anon Sync Goggles offer the terrain defining-clarity of PERCEIVE optics and the convenience of our M-Fusion magnetic latch system to secure and guide lenses into place. Full-perimeter venting ensures maximum airflow for a clear, fog-free view in all conditions. They are over the glass compatible for wearing with eyeglasses and include a bonus lens for cloudy conditions plus a microfiber bag for storage and lens cleaning. Features: Unisex frame design; Fits medium and large faces; Helmet compatible M-Fusion combines the simplicity of fast lens alignment with a magnetic latch system that makes lens changes a snap Sunny Red lens provides high-contrast vision and terrain defining clarity in just about any light condition; A hydrophobic and oleophobic coating provides unmatched smudge, scratch, and moisture resistance on the outer lens surface for clear optics and easy cleaning MFI® technology (Magnetic Face Mask Integration) uses magnetic connection to quickly seal your face mask to your goggles without obstructing ventilation for a gapless setup that seals out the elements No-slip silicone strap keeps the goggles in place so riders can focus on the terrain; Over the Glass compatible frame designed to accommodate prescription eyewear underneath the goggles Bonus lens and microfiber goggle bag included Cylindrical Injected Lens designed reduces peripheral distortion; Integral Clarity Technology Anti-Fog exceeds basic anti-fog treatment standards, delivering crystal clear vision that lasts for an extended period of time; Wall-to-wall vision incorporates optimal optics in a low-profile frame that utilizes 40% thinner face foam for an ultra-close fit Triple-layer face foam features two layers of foam, including a slightly denser layer closest to the face, and a layer of moisture-wicking fleece for a snug seal and comfortable fit; Thermoplastic polyurethane frame is durable and lightweight but remains flexible in cold weather Full perimeter vent channel maximizes air flow to bring fresh air in and move hot air and moisture out for clear vision Anon Warranty All Anon products are backed by a 1-year warranty from date of purchase. Colour/Lens: Frame: Black Lens: PERCEIVE Sunny Red (14% / S3 Spare Lens: PERCEIVE Cloudy Burst (59% / S1) Anon Sync Snow Goggles + Bonus Lens - Black/Perceive Sunny Red Lens