Superior Quality protective goggles. Chemical Splash and Impact resistant. Indirect Vent. Clear Fogless Lens. Fogless lens keeps viewing area clean. The fogless lenses have a special coating, proper cleaning with lens paper should be used to prevent scratching of lens. Made in USA. Indirect ventilation. Recyclable clear vinyl body. 0.064 polycarbonate fogless lens. Elastic adjustable headband for secure fit. Can be worn over prescription glasses. 100% U.V. Protection. Meets ANSI Z87.1 CE, and UL standards.