éProduct Description: 100% brand new and high quality Frame Material: Metal Lens Material: PC Pattern: Full Frame Reading Glass Scratch-proof, anti-fatigue, good transparency and high definition Prenvent you from strong wind, sun, high temperature and the corrosion of common acidic solution Give your eyes better protection Strength: +1.00/ +1.50/ +2.00/ +2.50/ +3.00/ +3.50/ +4.00 Size: As the picture shows Warm tips: We suggest our customers buying it very soon of your planned use. Any problem of this product once reaches you ,please contact us asap,we will solve it for you.¡¡ NOTE: Please allow 1-2mm error due to manual measurement and make sure you do not mind before ordering. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!é