Excellent sealing performance, and air-proof, your item oxidation and maintain the original luster. It is made of plastic material for to use. A nice storage box for your , ores or mineral specimen. You can put your home or office to show what you like. Features -Color: As shown -Material: Plastic -Size: About 5.20X5.20X5.20cm/2.04X2.04X2.04inch - These display boxes are transparent and can clearly see the inside of the container. - The excellent production process makes it have a wide range of use, and can well store , ores or mineral specimen. - Waterproof and -proof, strong and , this box is not easy to deform. - A nice display box for specimen, fix base prevents it being easily knocked over. - Compact in size and light in weight, it won't take up much space. Package list: 8 x Mineral Specimen Boxes