Plastic Bag- Economy 'Thank You' Silver Print Black T Shirt Bag 11.5"x 6.5"x 21.5" 13 mic - 800 bags/case Plastic T-Shirt Bags Printed Silver 'Thank You' Black Bag 13 micron - 0.51 mil - Standard duty 11.5"x6.5"x21.5" 800 bags/case