ZBQ78, Quart Size Ziplock Bag is made of durable low density polyethylene for a dependable packaging option. This bag has no air leaks with its double zipper feature. This bag is perfect for packing, portioning, and storing foods. Each bag can be easily taken from the box due to its efficient packaging. Food storage is simple with this bag, and it works great for any supermarket, deli, or market, or for at home use. There are convenient write-on blocks on each bag for labeling the bag’s contents. This item has dimensions of 7" x 8". This item is packed 500 per case.