Description: INTELLIGENT PROGRESSIVE MULTIFOCAL LENS- multifocal Lens Give the best experience. Multifocus Reading Glasses feature three strengths in one pair of reading glasses so you can read, work on your computer and interact with others without having to take your glasses off. As it is a pair of progressive multifocal glasses, so generally speaking, you need about a week of adaptation. but the adaptation period varies from person to person, walk slower when feel dizzy. REDUCE EYESTRAIN AND SLEEP BETTER-Reduce eyestrain and headache, Enjoy your digital time, no worry about eye fatigue, blurred vision and headache; Improve Better Sleep, provide all-day protection; Better sleep for you, blue blocker for your eyes and guardian for your health. Perfect for watching TV, playing computer and so on. Wearing on the eyes, you will not get tired after reading for a long time. ANTI BLUE LIGHT LENS-Wearing a pair of anti blue light glasses will protect your eyes from the harmful blue light. No dry eyes during long time working with electronic screens. No headache after all day long office working. Reduce symptoms of eyestrain during prolonged computer exposure .A significant improvement of the symptoms like dry eyes, sticky eyes, and the feeling of grittiness or "sand" in the eye. The Lens can block UV rays, it is suitable for use when watching TV and look at computer. Brand Name: STEVVEX SunglassesModel Number: STS9NCXYYG93  Gender: WOMENGender: MENGender: UnisexLenses Color: ClearLenses Material: AcrylicFrame Material: Stainless SteelEyewear Type: Reading GlassesCoating: HMCItem Type: EyewearLens Height: 3.7cmLens Width: 5.5cmUsage Scope(2): Reading,Studying,Working,Playing,Stainless steelLens Color: HD Optical Clear Lens,Urltra-Light