Klein Tools Professional Safety Glasses are high-quality protective eyewear that feature an anti-fog coating that won't wear off. Scratch resistant indoor/outdoor lenses with UV protection block 99.9-Percent of harmful UV rays. Lightweight and flexible materials for long-term comfort with rubber nose piece and temples for face conforming fit and sure grip. Optional Hard Case (Cat. No. 60176) and Breakaway Lanyard (Cat. No. 60177) sold separately. Warnings: Read all instructions and warnings before using this product. Failure to follow these instructions and warnings may result in serious personal injury including blindness or death. - Features: Light tinted lens reduces glare while maintaining color recognition for indoor and outdoor use; no need to change glasses; Safety glasses provide enhanced coverage; wide lens and temple design offer improved coverage on front and side of face; Superior impact protection: impact tested to the latest ANSI Z87.1+, CSA Z94.3 and MIL-PRF-32432A Clause 3.8.4.1 (Class 1-ballistics fragmentation) standards; Scratch resistant lens; specially treated for added durability to survive demanding jobsites; Anti-fog; durable and effective coating won't wear off and works even with dust masks; UV Protection: Tested to ANSI Z87.1 U6 standard, which effectively blocks 99.9-Percent harmful UV rays; High-quality polycarbonate lens; tested for minimal distortion to ensure uncompromised vision; Long term comfort; designed with lightweight and flexible materials to conform to your face; Non-slip fit; rubber nose piece and temples tips for secure fit and grip; Includes micro-fiber storage pouch, which doubles as a cleaning cloth; Optional Breakaway Lanyard (Cat. No. 60177) and Hard Case (Cat. No. 60176) and available separately; Anti-Fog, Scratch-Resistant, Lightweight, Non-Slip Fit