18.5" x 21" T-Shirt Bag SKU: NT1075-X-00005 Status: Stock Material: 0.9 mil Polymer Size: 18.5"x21" Case Pack: 500 Dim: 13"x12"x4" Weight: 16 Cube: 0.31 TI/HI: 9/9 UPC: 893625001725