The Anon M5 Goggles offer a precise, comfortable helmet-to-goggle fit and an oversize modern aesthetic. The flat toric lens provides a wide field of view and enhanced peripheral vision. Our innovative Magna-Tech® quick lens-change technology uses a powerful magnetic interface that allows you to swap lenses with ease. Perceive optics provide high-contrast, terrain defining performance with our best anti-fog treatment for crystal clear vision through a wide range of conditions. Magnetic Face Mask Integration (MFI®) provides seamless face mask attachment, and full-perimeter vents maintain consistent airflow for fog-free clarity. Includes a microfiber goggle bag and bonus lens.Anon M5 Goggles + Bonus Lens + MFI Face Mask Features: Unisex frame design; Fits medium and large faces; Helmet compatible; Includes bonus lens, MFI® face mask, Magna-Tech goggles storage case, and goggle sock protector included Magna-Tech® quick lens-change technology uses powerful rare earth N52 magnets for a seamless and secure lens-to-frame seal that makes for easy lens changes and unsurpassed lens retention Perceive 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 Flat Toric Lens combines best properties of cylindrical and toric lens shapes for enhanced clarity, maximum peripheral vision, and a clean look Integral Clarity Technology exceeds global anti-fog certification and treatment standards, delivering crystal clear vision that lasts.