Stackable Bins can separate and group parts according to kind. Easy to seek. Stackable Storage Bins save spaces and take full advantage of spaces. Material:1. PP: Widely used in many industry.2. ABS: More aesthetic appearance, intensity higher3. PP of electrostatic prevention: applied to electronic.Standard color: Red, Yellow, Blue.Standard part: a set of label, four plastic posts. Stackable Bin with the use of label, material selection is much easier. Purpose Storage and Collect parts.Packing: Exportable Carton Model: SE003