●The shipping box is made from polypropylene and it is a recyclable environmentally friendly plastic products. ●Regard as gift box, and you can paint or write and DIY your own idea on cleaning and smooth surface. ●4x4x4 inch small shipping boxes can be used as package or storage box, and packing boxes for moving. ●Hollow plate plastic shipping box advantage: anticorrosion, moisture-proof, waterproof, shock-proof, impact and crushing resistance. ●The small white boxes set include 25 pieces of plastic box and each one will require tape or glue to close.