1. Origin: Imported 2. Lens performance and use cases: Polarized sunglasses lens are specifically designed to effectively eliminate and filter the scattered light in the beam, making the view clear and natural, and the scenery look soft and not dazzling. They are suitable for all outdoor activities, driving, fishing or any water sport. 3. Power range and fit: Full frame polarized magnification sunglasses with dark smoke tint are available in 1.00, 1.25, 1.50, 1.75, 2.00, 2.25, 2.50, 2.75, 3.00 to 400 powers. You can read your favorite book in the full sun without being blinded by the white pages! They fit Medium to Extra Large Head Sizes. 4. Convenience and protection: Reader magnification and sunglasses in one. They will protect you from harmful UVA/UVB Rays. 5. Comfort and design: Ultra-light frame is more comfortable, with a fashion design. It is suitable for driving, sports, cycling, running, fishing, travel or other outdoor activities.