The shadow boxes display cases are for presenting your gemstone and mineral collections. The clear, square design allows for easy viewing of each piece, while the sturdy construction ensures that your items are protected. This box is ideal for both personal and professional use, providing a stylish and practical storage . Features - Color: Black -Material:Acrylic,sponge - Size: 5.20X5.10X5.10cm/2.04X2.00X2.00in -Transparent design: allows for and viewing of your mineral specimens -Versatile use: suitable for storing minerals, crystals, jewelry, and other small collectibles -Collector's display: ideal for showcasing and protecting raw crystal collections -Polished surface: smooth and finish for a comfortable hand feel -Reliable closure: snap lock design ensures easy access and secure sealing Package list: 4pcs Case