Specifications Glasses Frame Color: Black, Blue Case Color: Black, Blue Gender: Unisex Occasion: Daily life Glasses Frame Size: 5.15 x 1.3 inch (13.1 x 3.2 cm) Lens Type: Magnifying Lens Magnification: x2, x2.5, x3 (You can choose it before purchg) Material: Soft Metal, Resin, PC Commonly Used For: stitching, knitting, craft, engineering model, manicure, sculpture and art, jewelry repair, watch repair, reading, writing, stamp collection, coin collection, any other hobbies and projects which may require detailed observation What's in the Package 1 x Clip On Reading Glasses 1 x Glasses Case How to Use 1. Press lightly on the case to open the lid and take the glasses out. 2. Expand the glasses frame lightly and straighten the 3 sections telescopic of the glasses legs. 3. After using, fold the glasses and keep them in the glasses case. It can protect the glasses from damage. Note Please allow slight deviation for the measurement data.Wide Application: Just clip them on your prescription glasses. It is perfect for a wide range of activities including reading, working on the computer, sewing, watching TV, threading needles, fishing, carving, and crafting. Keeping one in your office and at home and sharing it with your friends or family is a good idea. Includes Hard Case - Includes a flip-top hard case to protect your frames wherever you go. When folded, it is in pocket size (9 x 4.5 x 3cm). It is portable to take with you wherever you go. Spring Hinge - Extremely portable folding reading glasses with spring hinges for a comfortable fit. Telescoping temples for easy folding and compact storage. Telescopic temples are tested during production for durability. Blue Light Blocking Lens: The reading glasses lenses can effectively block harmful blue light, maximizing screen contrast and visual performance while minimizing glare, reducing eye fatigue, and protecting vision. Bigger Size of Glasses Lens: The lens is the same size as normal glasses, although it is a folding lens. They are as comfortable to wear as regular glasses. The unisex design fits well on every type of face.