Jaipet Jars and Containers are made from high quality food grade PET material. Using JAI PET products ensure safety, hygiene and quality for you and your family. Do not use hot water to wash. Do not use hard scrubs to wash. Use mild soap to wash . *Airtight * BPA Free * Freezer Safe * Stackable * Unbreakable * Steel cap is made from SS Grade J4/J5 Storage Container Plastic Jar Plastic Container Food Storage Container Suitable For - Pickle, Dryfruits, Cookies, Food, Wet and Dry food, Refrigerate food, Store small products.