Color: Black, Black-Red Frame Material: PC Style: Fashion, Classic Lens Technology: Blue Light Blocking, Progressive Multifocus Lens Material: Resin Magnification Strength: 1.0x ~ 4.0x Type: Progressive Multifocal Reading Glasses Progressive multifocal glasses feature an upper optical zone for distance viewing and a lower optical zone for near viewing, with a gradual transition in between for intermediate distances. Most wearers require approximately one week to adapt to these lenses, though adaptation time varies by individual. If dizziness occurs, move slowly. When walking downstairs, tilt your head down and look through the upper part of the lens for improved safety and comfort. Product Size: Total Width: 137mm (5.39inch) Frame Width: 52mm (2.05inch) Frame Height: 42mm (1.65inch) Nose Bridge Width: 16mm (0.63inch) Temples Length: 135mm (5.31inch) Weight: 21.6g (0.76oz) Package Included: 1 x Reading Glasses Note: 1. There may be a 2-3% variance due to manual measurement. Please verify the dimensions before purchasing. 2. Slight color variations may occur due to lighting and screen settings.