Specifications:Perfect-sized magnifiers for jewelry identification .It is made of high quality material, durable enough for your using.Compact, lightweight, not only foldable but also portable.Item Name: Glass Magnifying MagnifierMaterial: Metal, PlasticColor: SilverFeatures: Glass Magnifier, Jewelry Identification Tool, Foldable, PortableMagnifying Power:[Our Size 10x-21mm, 20x-21mm, 30x-21mm]: Open Size: 60mm x 24mm x 18mm/2.36" x 0.94" x 0.71", Foldable Size: 36mm x 24mm x 18mm/1.41" x 0.94" x 0.71" (Approx.)[Our Size 10x-18mm]: Open Size: 52mm x 21mm x 18mm/2.05" x 0.83" x 0.71", Foldable Size: 32mm x 21mm x 18mm/1.26" x 0.83" x 0.71" (Approx.)Notes:Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Glass Magnifying Magnifier