Spy optic breakaway gogglespy optics breakaway goggles are made of flexible polyurethane and have an anti fog scratch resistant lexan lens with posts these midsized frame fit goggles offer 100 uv protection and are compatible with most helmets eliminates foggingthese goggles feature spys scoop ventilation system a patented airflow system that forces air through strategically placed vents on the frame to reduce pressure and eliminate fogging they also feature spys ergonomic isotron face