High performance goggles with magnetic lens change system Change your lens like the weather. Big grey clouds No problem - with the Sinner Sin Valley SkiSnowboard Goggles, you can change your lens in just 5 seconds flat. These premium goggles come with two lenses which are designed to give the greatest level of visibly in any conditions. Double lenses adapt well to changing light conditions and are as well suited to cloudy days and flat light as they are to sunny bluebirds. The spherical shape provides a crystal-clear view in all directions, while the thin streamlined frame reduces bulk and further widens your field of vision. The magnetic lens change system allows you to swap out your lens at the drop of a hat to suit any weather conditions.Shaped to fit perfectly with most ski helmets and with a fully adjustable silicone backed strap to hold everything in place, the Sin Valley snowboardski goggles are super comfortable and youll soon forget theyre even there. Sinners two-layer foam soft on the skin and hypoallergenic, meaning it wont irritate your face or get itchy throughout the day.The Sinner Sin Valley Goggles Bonus lens the perfect choice for skiers and boarders of all abilities. With the magnetic system for quick and easy lens changing, theyre the only set of goggles youll ever need on the mountain.