Anti-blue light ultra-light computer reader, TR flexible frame, no pressure on the bridge of the nose, elastic temples, comfortable to wearSpecification:Color: black, tortoiseshellMaterial: TRLens: ResinLens width: 51mm (2inch)Arm length: 142mm (5.6inch)Lens height: 43mm (1.7inch)Bridge: 17mm (0.66inch)Overall width: 130mm (5.1inch)Diopter: +1.00D, +1.50D, +2.00D, +2.50D, +3.00D, +3.50DKit includes:1x reading glasses1x cleaning cloth1x 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