Imported,Acetate frame,composite lens,Polarized,100% UV protective coating,Lens width: 0.02 inches,Lens height: 38 millimeters,Bridge: 16 millimeters,Arm: 145 millimeters,Finley's eco-friendly, handmade bio-acetate and Revo's signature NASA-based polarized lens technology make the future look brighter. The medium size (Size Fit: SIZE: mm and Lens Height: 38 mm) rectangle shape is universally flattering and the lightweight frames are comfortable for all day wear.,This frame has the everyday sunglass lens for bright, sunny days. Graphite is a polarized gray-based, silver flash mirror coated lens for simple color definition and enhanced contrast.,LENS: Revo high-contrast polarized Serilium+ lenses (Lightweight, impact-resistant, glare-reducing nylon) , 6-base lens technology (A flatter profile, temple to temple) , Revo Light Management System (Filters harmful UV, HEV, and Blue Light) , Digital Device-friendly (Reduces glare and enhances clarity of digital screens),FRAME: Handmade bio-acetate frame (Completely organic, plant-based, sustainable, and 100% biodegradable) , Spring hinge (Flexible temple for a comfortable, secure fit), : All Revo sunglasses are covered against defects in material or workmanship for two years from the date of purchase. The doesn't cover scratched lenses, or products that have been damaged through misuse or alteration.