COASION Blue Light Blocking Glasses Semi-Rimless Clear Lens Computer Game Eyeglasses Eyewear Frame(Matte Black)

FEATURES ABOUT TR-90 No chemical residue release, meet European requirements for food grade materials. TR90 frames are lubricated with a density of 1.14-1.15 and can float in salt water. They are lighter than other plastic frames and weigh less than half the weight of plate frames. Products that made of TR-90 materials have great wear-resistance, chemical resistance, solvent resistance, climate resistance, will not easily combust under high temperature. TR90 is a memory polymer material, with an anti-deformation index of 620kg/cm2, which is not prone to deformation. LIFETIME BREAKAGE WARRANTY ON FRAME & LENS In case any broken problem happens, COASION provides lifetime after sale service for all products. 30 DAYS MONEY BACK GUARANTEE Please just let us know if you're not happy with your purchase within 30 days, and we'll take care of you. You have no risk to try. WHAT YOU WILL GET Glasses * 1 Leather Case * 1 Soft Microfiber Pouch * 1 Soft Glasses Cloth * 1 Mini Screwdriver * 1 Tag * 1 Exquisite Packaging * 1 CARE To clean your glasses, use water and soap avoiding all types of solvents or alcohol. Do not use dirty or abrasive cloths which could alter the features of their filters. Use only original accessories and spare parts. FIND OTHER COASION GLASSES http://www.amazon.com/shops/coasion