Teachers! Finally a comfortable pair of chemical splash goggles you can wear all day long. Fog-free, impact-resistant polycarbonate lenses offer a 160º field of view for excellent peripheral vision. Designed to fit over glasses, these goggles filter 99.9% of all UV light and are UV sterilizable. Neoprene straps. Meet ANSI Z87+ and CSA Z94.3 standards.