Bolle Y6 Over the Glass (OTG) Goggles are great for people who wear glasses. These Bolle goggles have Forestay system with swinging outrigger to maintain perfect fit with helmets. This goggle by Bolle features triple layer face foam for more comfort. Ultra soft micro-fleece is the only material on your face, backed by two layers of multi density foam for a firm soft fit. Bolle Y6 Ski Goggles Flow-Tech Venting was designed to reduce fogging and optimize the flow of air over the inside of the lens, Bolle's venting ports control airflow, while preventing clogging from snow and ice.