Global Vision"s Lightning G-Tech line comes with either G-Tech red or blue lens colors on a matte silver and black frame. The temples are metal and the equipped with spring hinges. Rubber tips and nose pads are added for comfort. The shatterproof polycarbonate lenses provide UV400 protection from the sun and are coated with a scratch resistant finish. The Lightning G-Tech line meets ANSI Z87.1-2003 Standards for use in Industrial Applications.