Zeal Portal XL Snow Goggles Expanding (literally) on the award-winning Portal, Portal XL provides the biggest vistas ever. Packing all the same great features as the Portal, including the patented Rail Lock System, Portal XL provides a larger fit with more coverage for face shots. Portal XL’s field of vision spans the widest of ranges and features Optimum, Optimum Polarized, and Optimum Polarized Automatic Plus lens options. With a bonus, Persimmon Sky Blue Mirror lens included with every pair, and the Rail Lock System’s ground breaking lens change system, the mountains just got a lot larger.The vertical Rail Lock System makes changing your lenses on the go a breeze, and it allows you to vent your lenses while hiking, or on the deepest, wettest days for fog-free skiing and snowboarding, that lets you keep charging while others are sidelined by fogged out lenses.Introducing Portal XL. Life through Zeal lenses has never looked so grand. Frame Impact Resistant Frame Lens Optimum Lens Technology – This collection is named Optimum for a reason—well actually a whole bunch of them. The foundation of all Zeal Optics lens collections, Optimum is built with complete protection from harmful UV rays, Zeal's Everclear Anti-Fog, Permashield Hardcoat and optimal color filtration for perfect clarity, heightened color and enhanced definition. Available in a range of mirrors and tints, Optimum has you covered no matter the condition. Polarized Lens Technology(Select Colorways) –  Polarized protection for a glare-free view Automatic+ Lens Technology(Select Colorways) – Lens automatically adjusts color in changing light conditions delivering an unmatched optical experience for all-day performance in a single lens. Everclear Anti-Fog – All Zeal lenses go through a state-of-the-art infusion to ensure your vision is never compromised. Anti-Fog molecules are permanently infused into the lens material so Zeal goggles last longer against the elements. You can't wipe it off - even if you try! Permashield Hardcoat – Zeal lenses are equipped with the toughest hard coat around to battle scratches and scuffs. Features Rail Lock System – RLs feature a rimless frame design for unsurpassed peripheral vision and a dual sliding rail system that guides, slides, and locks your lens in place anywhere on the mountain. Bonus Lens Included - Sky Blue Persimmon Triple-Layer Face Foam - Plush triple layer face foam offers a perfect fit for all day comfort and protection from the elements. Upper and Lower Venting No Slip Grip – A triple beaded silicon coating on every strap ensures that whether wearing a helmet or beanie, your goggle will stay exactly where you place it. Dual Strap Adjustment – Comfort, simplicity and adjustability are key components in finding the perfect goggle. Our dual strap system helps you find your perfect fit all day, every day. Lens Guide