Frame: Light and Durable Grilamid TR-90Lens: Light Night Fototec +1.5 to +2.5 Shatterproof polycarbonate lens that becomes darker as surrounding light conditions become brighter with a magnified bi-focal areaFeatures: Vented half frame fully adjustable nose and ear pads hydrophilic rubber ear and nose pads that increase grip the more you sweatFit: Medium-Large | Weight: 31GIncluded: Zippered Hardshell Case and Microfiber Cleaning Bag