Klein Tools Gray Tint Safety Goggles are high-quality protective eyewear that feature OTG design (over the glasses) and anti-fog coating that won't wear off. Scratch resistant clear lenses with UV protection block 99.9-Percent of harmful UV rays. Lightweight and flexible materials offer non-slip fit with strap for long-term comfort. Adjustable vents open to enhance air flow or close to protect eyes from debris. Replacement lenses also available in clear (Cat. No. 60481) sold separately.