This Quantum Storage Systems hang and stack bin provides an ideal,customized storage space solution. Durable,injection-molded construction is impervious to most chemicals. Built-in rear hanger allows bin to hang from louvered panels or rails. Bin has front,back and side grips to ease handling,and has a wide stacking ledge and anti-slide lock to help keep stacked bins steady and prevent forward shifting. Waterproof and resist rust and corrosion. The large molded front label slots accept ID labels. Bin is autoclavable up to 250~F and resists extreme cold.