Safety Goggles Glasses Lab Eye Protection Medical Protective Eyewear Clear Lens Anti Spray - Anti Wind - Anti Impact - Anti Splash Protects Against Liquid Splash Saliva Droplet Transmission Bacteria Flying Fragments Sand Or Dust. Made With Soft Lightweight Frame Indirect Ventilation And Anti-fog Polycarbonate Lens To Insure Clear Vision The Lens Is Impact-resistant And Scratch-resistant. Adjustable Elastic Headband Provides A Sealed And Comfortable Wear And Fits Over Most Prescription Glasses. Can Be Used In Multiple Situations To Protect Your Eyes Including Hospital Home Lab Chemical Cleaning Construction Mechanical Work And Outdoor Activities.