1. Product material: lens PC, frame metal 2. Product size: 13.9cmx3.3cmx5.4cm 3. Product packaging: 1x reading glasses 4. If you have any questions, please send me an email. Our customer service is online 24 hours a day. 1. Product material: lens PC, frame metal 2. Product size: 13.9cmx3.3cmx5.4cm 3. Product packaging: 1x reading glasses 4. If you have any questions, please send me an email. Our customer service is online 24 hours a day.2. Progressive multifocal glasses meet all your needs. The top is half magnified, suitable for walking and shopping. The middle part is a slightly reduced magnification, used for computer work, watching TV, etc. The bottom of the lens is at full magnification. 1. Protect your vision and health, multifocal blue light blocking glasses can reduce digital eye deformation, block blue light, protect vision and reduce glare when playing games and working under fluorescent lights, no need to worry about eye fatigue/blurred vision. 4. Fashionable blue light blocking progressive reading glasses, you can place a pair of glasses where you need to read, convenient for daily use, and can also be used as a beautiful gift for family and friends. 3. High-quality frames and lenses, the frames are made of metal materials, ultra-light and flexible. The comfortable nose pad design will not make you feel uncomfortable squeezing. The stylish frame design makes you look professional while working or playing video games, and the high-quality anti-blue light transparent lenses and clear vision give you a different visual effect. 2. Progressive multifocal glasses meet all your needs. The top is half magnified, suitable for walking and shopping. The middle part is a slightly reduced magnification, used for computer work, watching TV, etc. The bottom of the lens is at full magnification. 1. Protect your vision and health, multifocal blue light blocking glasses can reduce digital eye deformation, block blue light, protect vision and reduce glare when playing games and working under fluorescent lights, no need to worry about eye fatigue/blurred vision.