Brand Name: VANLOOK Origin: Mainland China Gender: Unisex Lenses Material: Acrylic Lens Height: 31 mm (1.22 in) Model Number: Blue Light Blocking Glasses for Computer Lens Width: 55 mm (2.17 in) Frame Material: Stainless Steel Certification: NONE Item Name: Men's Fashion Computer Glasses Frame Color: Black, Gunmetal, Wise Blue Lens Color: Yellowish Lenses with Slightly Blue Coating Glasses Frame Style: Half Rimless/ Half-frame Optical Attribute: Anti Blue-ray, Anti glare, Antireflective, Anti Radiation, Antifatigue Function 1: 1980s Fashion/ Business Elite Style Function 2: Eye-protector, For Long Time Computer Work Function 3: Gaming Glasses Packing List: Computer Glasses x 1pc Gift Packs: Glasses Bag x 1pc, Lens Cloth x 1pc,Screwdriver x 1pc,Brand Card x 1pc Style type: Goggle Element type: Basic Classic