Progressive multifocus glasses for all your need. Lens are divided into 3 sections, 1/3 at the bottom is your selected power, 1/3 in the middle is slightly less than selected power, 1/3 on top is half of your selected power.
Model Number:ZP-RGSG016
Size: 58-18-143mm
Frame Material: Metal
Lens Material: PC
Frame Color: Black
Lens Color: Gradient Gray
Magnification Strength: 1.0x,1.5x,2.0x,2.5x,3.0x,3.5x & 4.0x
Logo: Accept Print Customer's Logo