"Whirl-Pak" Plastic Sample Bag - 3 x 7 inch. 500 per box.

4 oz.; The Whirl-Pak bag is a

4 oz.; The Whirl-Pak bag is a clear plastic bag with a metal strip molded into the top and a write-on strip. Grasp the ends of the strip and "whirl" the filled bag around the strip to seal - then fasten by bending the tabs over. 500 per box.