Foldable Miniature Magnifying Glass Twin Lens 10x 20x Magnifiers for Jewelrys Gems Stones Stamps Coins Watches Models Pocket Magnifier Loupe SMALL, LIGHT AND FOLDABLE: Foldable design, palm size, only 60g, great to have one in your pocket all the time WIDE USE: Suitable for jewellery identification, geological surveying, outdoor work, children toy, stamp and map check TWIN-LENS DESIGN: 10X 18mm lens and 20X 12mm lens meeting various usage requirement HIGH QUALITY MATERIAL: Quality zinc alloy casing, high definition optical lens, exquisite outer box protection 3-YEAR WARRANTY: We provide 3-year warranty. We promise to refund or change with FBA delivery service in case of quality problem within 3 years.