The SINNER MARBLE OTG (Over The Glasses).Designed for people with medium to small faces, to be able to wear ski goggles over prescription eyewear comfortably without too much bulk.Equipped with a Category 2, polarised SINTEC® lens that reduces 99,9% of glare and reflections and increases contrast and depth perception.Used in low to bright light conditions, assuring greater visibility.The soft, 3-layer face foam has small notches in the foam temples for wearing glasses underneath comfortably.Furthermore the foam is hypoallergenic and provides enhanced comfort.The MARBLE fits perfectly with your helmet, as it comes with an adjustable and anti-slip strap.