High-density FDA-approved polypropylene/polyethylene bins will not rust or corrode, are waterproof, and unaffected by weak acids and alkalis. Includes 2 rails for hanging. Bin Type: Ultra Stack and Hang Bins, Bin Color: Blue, Bin Dimensions L x W x H (in.): 5 1/2 x 4 1/8 x 3, Material Type: FDA Approved, Heavy Duty, Virgin, High Density Polypropylene, Bins Included (qty.): 6, Bin Divider Item Number (s): 27851600 Large label slots for parts identification Extra-wide stacking ledge Antislide stop prevents stacked bins from shifting forward