Tifosi Podium S Fototec Lens Sunglasses - Gloss Carbon polycarbonate lens All Tifosi lenses provide 100% protection from all harmful UVA and UVB light rays Tifosi lenses are all constructed from a scratch resistant and shatterproof polycarbonate material Vented lenses increase airflow to help prevent fogging and to help keep you cool Fototec lenses transition less effectively when inside a vehicle because of the UV protection in the windshield Adjustable ear pieces ensure a customizable and comfortable fit