The ProKeeper Silicone Stand-Up Bag Set introduces a leak-proof zipper seal that is perfect for meal prep, lunches and snacks on-the-go. Built to withstand up to 400°F (204°C), they’re safe to put in the oven, microwave and freezer. Dishwasher safe for effortless cleanup, this container makes food storage easy. The set of three includes a 2 Cup (473 ml), 4 Cup (940 ml) and 6 Cup (1.4 L) bag.