Foldable Design: This magnifying glass can be folded into your pocket for easy portability and storage. In addition, the foldable design can effectively protect the lens from scratches when placed in your pocket. PREMIUM QUALITY: The magnifying glass is made of aluminum alloy, environmentally friendly ABS plastic, and optical glass. It is sturdy and compact. 10x 20x 30x Magnification: Making it an excellent product for the watch or jewelry manufacturing industry, especially for inspecting these small objects. 【Ideal Magnifying Glass】: Suitable for viewing books, newspapers and maps, jewelry, and crafts. Ideal for checking equipment and repairing clocks. Also ideal for camping, hiking, and any other outdoor activities. Note: The data are all manual measurements, please allow an error of 1-3 cm. Due to the difference in light and display, there will be a certain color difference, subject to the physical object received.