Milspec Over The Glasses Tactical Goggles are designed to comfortably fit a pair of glasses underneath, making them perfect for range days. The Tactical  Goggles are CE certified and feature UV 400 protection, as well as, top, side, and bottom vents to prevent fogging. The anti-fog and anti-scratch lenses are 2 mm thick. These tactical goggles have ½ inch of padding and ¾ inch cutout for your glasses. These tactical goggles feature an adjustable head strap that accommodates most head sizes.