If you’d like a more organized workplace and greater control of your inventory, these Quantum bins are the ideal solution. All are constructed of high-density polypropylene with permanent molded-in color. Offering the ultimate in quality assurance, all bins are waterproof, rustproof, and virtually unbreakable. They easily stand up to alkalis and weak acids. Bins are available in a variety sizes, as well as three attractive colors (Blue, Yellow, and Red). Can be used to stack alone, on shelving units or on pick racks listed below.