The 3M Safety Spectacle 2740 series spectacles provide additional features and style for increased security, comfort and wearer acceptance. Ideal for use in many environments including agriculture, assembly work, automotive & bodyshops, construction, DIY, grinding, laboratories, light engineering, turning and woodworking. Safety spectacles with additional features and style for increased security, comfort and wearer acceptance. Excellent impact resistance. Polycarbonate lens provides reliable protection against specified levels of hazardous UV radiation. Adjustable temple length to suit the individual. Anti-Scratch & Anti-Fog coating for increased durability and improved vision. Optical Class 1 for prolonged use. Other lens options are available.