Airtight containers for storing baby milk powder, oatmeal, tea, coffee, sugar, nuts, biscuit, candy, honey, Jam, beans and other foods. Also suitable for storing mud mask, face cream, bath salts and other skincare products. Airtight Seal and Anti-corrosion: These canisters include a silicone gasket to ensure a leak proof and iron clamps to ensure a tight fit every for time. Your foods will stay for fresh and safe from ants and other bugs. These fancy jars are made of thick, quality PET plastic with a round design that provides for extra strength to protect against shattering like other glass jars. Note: do not wash with hot water above 80℃ to avoid deformation.