FÜRSTGROUP packaging defies the cold up to -18 degrees and endures heat up to + 90 degrees. The guaranty seal seals - Guaranty Seal, Film Seal or the patented Ultra Seal - seal every content. As a result, FÜRSTGROUP packaging can continue to be used as a 1 to 1 household can and will serve your customers as a loyal bearer of your advertising message for a long time to come.