Specifications: Material:metal,optical glass lenses Size: Total Length:130mm Lens Diameter:60mm/2.36 inch Lens Thickness:10mm/0.39 inch Case Diameter:70mm/2.75 inch Case Thickness:20mm/0.79 inch Weight:120g Magnification:20X Package Contents:1 pcs magnifier Foldable and portable design,durable enough for your daily using. Compact, lightweight and easy to carry, this magnifying glass fits easily into your pocket or backpack. It is folded in a full metal casing, and the glass lens can be protected from damage by simply twisting the cover. A magnifying glass is the perfect companion to help you enjoy the morning newspaper, read prescriptions and enjoy everyday life. Note: Please allow 1-3mm error due to manual measurement.pls make sure you do not mind before you bid. Due to the difference between different monitors,the picture may not reflect the actual color of the item. Thank you.