Plastic Bag-Black Plain Embossed T-Shirt Bag 11.5"x6.5"x21.5" 13 mic - 1000 bags/case Plastic T-Shirt Bags LOOP-BLACK Black Plain Embossed T-Shirt Bag 13 micron 11.5"x6.5"x21.5" 13 mic (0.51 mil) Economy Duty 1000 bags/cs