"High-density FDA-approved polypropylene bins will not rust or corrode, are waterproof, and unaffected by weak acids and alkalies. Includes 2 rails for hanging. U.S.A. Bin Type Ultra stack and hang bins, Bin Window Item Number s 2785241, Bins Included qty. 3 #278524, Bin Color Yellow, Bin Dimensions L x W x H in. 14 3/4 x 8 1/4 x 7, Material Type FDA approved, heavy duty, virgin, high density polypropylene, Panel Type Wall mount rail, Bin Divider Item Number s 27852400, 2785260. Large label slots for parts identification Extra-wide stacking ledge Antislide stop prevents stacked bins from shifting forward"