New Ziploc brand Ez Zipper Freezer Bags helps provide unbeatable protection with new Power Shield technology. With a new more durable film and an expandable bottom. Each bag features a slider closure and an expandable bottom that opens into a flat base, helping the bag stay upright so it’s easy to fill. Plus, these bags feature our Smart Zip seal—it lets you hear the bag close so you can feel confident your food is protected. Use it to keep your refrigerator and freezer organized, conquer meal prep, keep leftovers fresher for longer and to make the most of your freezer meals.