4-piece set: each set consists of 4 3.5x3.5x0.8 inch 3D plastic floating frames, supported by a 2.2 inch base, and the display screen is 3x3 inchesPrevent jewelry from oxidation: easy to place your items between two transparent films and seal to obtain a 3D floating effect, which helps protect jewelry from oxidation and discolorationSturdy material: The coin display cabinet is made of plastic material and buckle frame, which is sturdy and durable. It can clamp the jewelry between two transparent display plastic films.Portable and practical: Challenge coin holder is compact, suitable for travel and carrying, and also suitable for placing on the desktop with the baseWide range of uses: Jutieou anti-tarnishing jewelry box can be used to store many small items, such as rings, necklaces, bracelets, earrings, coins, etc.size:90x90x20MMMaterial:plasticcolour:BlackPackage Contents:4 x Suspended display boxOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.