Features: Anti Blue Light Lenses: Blue light blocker and UV400 lenses transparent polycarbonate lens minimize color distortion help you filter and block out harmful blue ray provide UV400 protection. Sturdy Quality:Folding Reading Glasses use TR90 material keep the shape of the deformed frame; healthy comfortable and stress-free material; Three-stage telescopic frame design through multiple tensile tests long-term use. Easy Folding Glasses:Reading glasses that fold out quickly to full size spectacles with extending and retracting temples. Great on-the-go glasses for home office travel that fit easily into your pocket or bag. Comfy Frame: Flattering lines create aesthetically pleasing frame appearance and ergonomic construction provides the best wear feeling and all-day comfort. Customer Service: If you meet any problems about our products please feel free to contact us we are ready to help. We will solve your problems as soon as possible. Specification: Material: Resin+TR90 Glasses Total Width:139mm Glasses Leg Length: 136mm Mirror Height: 35mm Single Lens Width:57mm Nasal Spur:18mm Weight:12g(lenses are not included) Degrees Suggest Ages (Years) 100 Degree 45-49 Years Old 150 Degree 50-54Years Old 200 Degree 55-59Years Old 250Degree 60-64Years Old 300Degree 65-69 Years Old 350Degree 70-75 Years Old 400Degree Above 75Years Old Notice: 1. Due to different monitors and lighting effects the actual color may be slightly different from the image. 2. Due to manual measurement please allow 1-3mm deviation. includes: 1*reading glasses "