Freeze it. Bake it. Boil it. Microwave it. Ziploc Endurables Containers are designed to go directly from freezer, to oven, to table. Made with durable and reusable platinum silicone they withstand extreme temperatures. Use to bake (up to 425F) or sous vide or freeze and protection in sub-zero temperatures. The thoughtfully designed Cool Grab Tabs allow for easy handling after heating. Ziploc Endurables Container is an all-in-one solution to simplify mealtime, the options go as far as your creativity. Secure Seal helps keep food fresh while stored or frozen. Dishwasher safe (on the top and bottom racks) means Ziploc Endurables Pouches and Containers are easy to clean. They are mindfully designed to be continuously used, reused, then recycled.