Material: 1. PP: Widely used in many industry. 2. ABS: More aesthetic appearance, intensity higher 3. PP of electrostatic prevention: applied to electronic. Standard color: Red, Yellow, Blue. Standard part: a set of label. Wall Rack Storage Bins can be divided at the internal space. With the use of label, material selection is much easier. Wall Rack Storage will be more convenient to use combined with material sorting shelf, tool cabinet, tool desk, multilevel handcart. carton