★ Made of zinc alloy material, which is safe, odorless, non-toxic, solid, and eco-friendly ★ 30x magnification offers you extra sharpness and clarity. Provide you with an extremely close view of the tiniest details ★ Great for inspecting those tiny objects, coins, stamps, jewelries and antiques, etc, and helping to make jewelries​ ★ Small size makes it easy and convenient to carry ★ quality and after service. Please contact us for any questions regarding our product. We will do our best to solve all your problems