Piping Bags home > decorating supplies > piping bags Kee-Seal piping bags are produced in Sweden, are made from food approved material and are HACCP Australia certified. The bags can handle temperatures from -30C to 110C and can be both frozen and microwaved. The Kee-Seal Ultra bag has a textured surface so that when working with buttercream or other slippery foods you are able to grip the bag with ease. Sort By:  Name Lowest Price Highest Price Most Recent       gallery view        list view    No results found.