Blue light blocking reading glasses can filter out 98% of harmful blue light, so you don't have to worry about blurred vision, headaches and eye strain. Progressive multifocal lens, three zones, the lower part is for close reading, the middle is for computer TV, and the upper part is for long-range vision, no need to wear glasses repeatedly. Men's reading glasses only weigh 9.1g, and the soft silicone nose pads can be worn for a long time without pressure. Specification: Color: Black 1 , Gold , Black 2 , Silver Material: pure titanium Frame: Rectangle Applicable object: men Product Size: Lens width: 55mm/2.1inch Nose bridge: 17 mm/0.7inch Arm: 140mm/5.5inch Overall width of the frame: 145mm/5.7inch Frame height: 33mm/1.3inch Kit includes: 1x reading glasses 1x cleaning cloth 1x glasses case Due to manual measurement, there is a slight error in the size, please understand For more reading glasses styles, please click the store to understand