Cook-it, store-it or protect-it with the endlessly versatile Cuisipro Reusable Bags The 400ml Cuisipro Reusable Bag is the perfect size for sandwiches, homemade ice packs or for keeping items dry at the beach! Cuisipro Reusable Bags are a reusable bag that uses zero plastic and can be used in a variety of ways including - oven, microwave, sous-vide, dishwasher and in the freezer.