SAFETY GOGGLES With a continued focus on innovation, Klein Tools offers Safety Goggles for the jobsite, designed with superior impact protection and a variety of highly engineered enhancements for long term comfort. Lightweight, padded materials surround high quality optical Class-1 lenses tested for minimal distortion, ensuring uncompromised vision. Four adjustable vents open and close independently for cross ventilation or to prevent dust and liquids from entering.