Premium unvented goggles for enhanced eye protection. Designed to shield you from liquid droplets, large dust particles, gas and fine dust particles molten metal and hot solids. The goggles feature KN rated anti-scratch and anti-fog lens coating for excellent vision and are suitable to wear over most prescription glasses., Unvented goggles for protection against gas and fine dust particles Protects from fluid and splashes Certified protection against molten metal splash KN certified lens coatings for extra durability and best vision (anti-scratch/ anti-fog) Flexible PVC frame for ultra comfort Adjustable elastic headband for a perfect fit Suitable for wearing over most prescription glasses 99% UV protection Anti-scratch high level treatment coating, certified and marked with K on the lens