Unit comes with 96 durable plastic bins. Constructed of high grade, 22 gauge 36in. wide standard shelving. Gray baked enamel finish metal will not rust or corrode. Bin dimensions are 11 7/8in. x 4 1/8in. x 4in. each. 400-lb capacity per shelf. Total unit is 75in. H x 36in. W x 12in. D. U.S.A. Shelving Type: Metal Shelving, Dimensions D x W x H (in.): 12 x 36 x 75, Shelves (qty.): 13, Bins Included (qty.): 96 (# 278501), Bin Type Included: Economy Shelf Bins, Bin Color: Blue, Material Type: FDA Approved Polypropylene, Bin Dimensions L x W x H (in.): 11 5/8 x 4 1/8 x 4, Weight Capacity (lbs.): 400 per Shelf, Bin Divider Item Number (s): 2785010, Metal (Gauge): 22