Unisex frame design; Fits medium and large faces; Helmet compatible; Spare lens, MFIface mask, microfiber goggle bag, and lens compression case included Magna-Techuses magnets for quickly changing lenses and a secure lens-to-frame seal; Perceive lens for high-contrast vision and terrain-defining clarity; Coated for unmatched smudge, scratch, and moisture resistance; Lightweight, dual-formed PC-ABS/TPU frame improves lens interface performance and maintains a comfortable fit on the face MFItechnology (Magnetic Face Mask Integration) uses magnetic connection to seal your face to your goggles; No-slip silicone strap keeps the goggles in place; Wall-to-wall vision provides an ultra-close fit Over the glass compatible frame fits over most eye glasses; Cylindrical Injected Lens design reduces peripheral distortion; Integral Clarity Anti-Fog Technology delivers crystal-clear vision; Full-perimeter vent channel maximizes airflow Triple-layer face foam for a snug seal and comfortable fit; OutlastFog Management Face Fleece controls moisture for added anti-fog protection › See more product details