1---LIGHTWEIGHT DESIGN: Silicon Valley Rectangle Reading Glasses, Keychains and Readers are feather-light and engineered to grip with gentle pressure. 2---CUSTOMIZABLE: Allowing you to read whatever you want wherever you want without straining your eyes. 3---EASY TO CARRY: These foldable reading glasses fit in the keychain case, so you can put the key on the key, take it with you and put it in your wallet, pocket or wallet! 4---MULTIPLE OPTIONS: The reading glasses have a strength of +1.00, +1.50, +2.00, +2.50, +3.00, suitable for men and women. 5---MULTIPLE APPLICATIONS: The glasses are especially suitable for reading and writing, but they are also very useful for work that requires more visual effort such as electricity, DIY, sewing, crafts, etc.. They are very practical for mobile phone, tablet or computer. Ideal for use at home or at work. Material: Resin Size: total lens length 11cm, lens width 42mm, lens height 23mm, nose bridge spacing 20mm Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!