Feature: 1. Anti Blue Light: This reading glasses are designed with anti blue light, which scientifically and effectively block harmful blue light through beneficial blue light, HD translucent. 2. Uniform Color Changing: The lenses of these presbyopia glasses change color according to the strength of the sensed UV rays with high transmittance and clear vision, which can be used both indoors and outdoors. 3. Compact And Lightweight: This anti blue light reading glasses are small and lightweight, which is very convenient to carry and use, and not easy to press the bridge of the nose. 4. Resin Frame: The frame of this readers glasses is made of excellent resin material, which is lightweight, strong and not easy to be damaged, and can effectively protect the lenses. 5. Wide Application: This blue light blocking reading glasses has wide range of applications, and can be used for reading, reading newspaper, watching TV and going out. Specification: Item Type: Presbyopia Glasses Material: Resin Features: Progressive multifocal lenses to meet, near and intermediate use of the lens at the same time each distance, a pair of glasses to deal with.. Package List: 1 x Presbyopia Glasses1 x Storage BoxAnti Blue Light: This reading glasses are designed with anti blue light, which scientifically and effectively block harmful blue light through beneficial blue light, HD translucent. Uniform Color Changing: The lenses of these presbyopia glasses change color according to the strength of the sensed UV rays with high transmittance and clear vision, which can be used both indoors and outdoors. Compact And Lightweight: This anti blue light reading glasses are small and lightweight, which is very convenient to carry and use, and not easy to press the bridge of the nose. Resin Frame: The frame of this readers glasses is made of excellent resin material, which is lightweight, strong and not easy to be damaged, and can effectively protect the lenses. Wide Application: This blue light blocking reading glasses has wide range of applications, and can be used for reading, reading newspaper, watching TV and going out.