This is a set of practical magnifiers, made of premium materials, safe and durable, with excellent texture. With a simple application method, enable it to provide a magnifying effect, which is an excellent tool for helping those who repair watch. Features - Color:Black, silver. - Material:Resin, steel.- Size:3.60X3.60X3.10cm/ 1.41X1.41X1.22inch.- Note: The color of the accessory is random.- Mainly made of resin and steel materials, it is safe to use and durable.- The edges and corners of the steel ring are polished, without burrs, and comfortable to wear without hurting the head.- It has a wide range of applications and can be used for jewelry store identification, watch repair, etc.- The head-mounted design can effectively help you free your hands and provide you with a more relaxed way of work or entertainment.- It is made with excellent technology, reasonable design, comfortable to wear, and suitable for most people. Packing list: 4 x Magnifiers1 x Steel Ring Z