Plymor 3″ x 5″, 6 Mil Industrial Duty Zipper Reclosable Plastic Bags
Plymor 3″ x 5″, 6 Mil Industrial Duty Plastic Reclosable Zipper Bags. Are the bags food safe?. What is Mil?. “Mil” is the plastic thickness. 6 Mil =. 006″, about twice as thick as a standard freezer bag and excellent for heavy duty applications.