Feature: 1. Can effectively block harmful blue light, give you comfortable and better visual experience. 2. Comfortable and humanized nose rest is designed according to the shape of the human face and effectively resist fatigue. 3. Metal wrapped hinges are strong and durable, provide greater durability, special designed for the elderly wearing. 4. Automatically adjustment for comfortable wearing, blue light blocking eyeglasses lens better care for your eyes. 5. Blue light blocking eyeglasses lens, reasonable design and excellent performance, suitable for most face shapes. Specification: Item Type: Blue Light Blocking Glasses Material: Metal + Blue Light Blocking Lens Applicable Gender: Unisex Applicable Population: The elderly Color: Frosted Black Frame Generally, symptoms of presbyopia will appear after the age of 45, usually according to the following reference table: Age (Years Old) Recommended Degrees 45-49 +100 50-54 +150 55-59 +200 60-64 +250 65-69 +300 70-74 +350 Above 75 +400 Note: The above degrees are for reference only, due to the degree of presbyopia varies. Package List: 1 x Reading Glasses 1 x Storage Box Note: