There is a party. For that you need balloons, no question. But who should fill the foil balloons and then knot them awkwardly? That means a lot of work and trouble. Because who does not know, quickly the balloon has slipped out of hand and the air outside again. A practical and simple remedy to provide these 100 balloon caps , since the annoying node of the balloon is eliminated. They are transparent and have a 1m long band for attachment, which allows them to place the finished foil balloon directly.
This will be your next party, because they have thought of everything!