Plastic Bag-Blue Plain Embossed T-Shirt Bag 11.5"x6.5"x21.5" 13 mic - 1000 bags/case Plastic T-Shirt Bags Blue Plain Embossed T-Shirt Bag 13 micron - 0.51 mil - Standard duty 11.5"x6.5"x21.5" 1000 bags/cs