Founded in 1938, dulcop is the largest soap bubble manufacturer in europe with over 300 product references. Our bubbles promise to entertain and delight children for every occasion. Dulcop bubbles are safe, high quality, and easy-to-use with a built-in wand. Great for everyday play, at a party, or afterwards as party favours.for added fun, there is a maze game on every cap! The hypoallergenic liquid, kathon and gluten-free is made of purified microfiltered water and biodegradable active ingredients.we use only premium quality paper, cardboard and plastic materials which makes them completely recyclable