Uvex S3800 Strategy Safety Goggles, Gray Body, Clear Uvextra Anti-Fog Lens, Direct Vent, Fabric Headband Soft, flexible body conforms to the face, providing an exceptional fit for All-Day comfort and maximum protection - even in the harshest conditions Optically perfected Polycarbonate Lens delivers excellent peripheral vision and complete protection, while fitting comfortably over most prescription eyewear Ventilation options to meet most applications: Direct Vent, Closed Vent, Indirect Vent and Indirect Vent with Foam Lining for Dust and Sand Protection Fits over most Prescription Eyewear Complies with ANSI Z87+ And CSA Z94.3 Standards