True Liberty bags can be used indoors for storage, cooking or packing and in the garden for protection and packaging Bags can be used to prepare and store food by preserving the flavor, protecting herbs or harvested crops, storing dry and liquid fertilizers or waterproofing All-purpose bags mitigate odor release and can handle a wide range of temperature (-100F to 400F) Withstands fat, oil and grease to bake, boil, freeze and refrigerate or use in a rice or slow cooker Bags are made of 100% food-safe BPA-free nylon