Special Note: If you are an American friend, we suggest you not to buy it. Because U.S. Customs refuses to accept prescription glasses. Thanks for your understanding Product Category: Reading Glasses Material: TR90 Style: full frame Style: comfortable Color: Black&Gray SUPER LIGHT AND SOFT: Reading glasses Material are made of ultra-light plastic peptides (TR90), Soft and non-irritating to the skin, Suitable for men and women. ADJUSTABLE FRAME: You can adjust the temples to get a perfect adaptaion. rubber temples are softer,more comfortable to wear according to face shape. PORTABLE DESIGN: Reading glasses keep closed at the bridge with a powerful magnet. As the temples tips are joined, you can have the glasses hanging around your neck and use them when you need it. COMFORTABLE: Ultra-soft silicone nose pad, non-slip, ergonomic, fits the bridge of the nose for optimum.