Bath crystals that will turn an ordinary bath in a bathtub into a fascinating phenomenon. Just add the powder from one sachet to the bathtub, and the standard bath will turn into a festival of colorful, popping and bouncing particles. The product has been dermatologically tested and is completely safe for the sensitive skin of the youngest users. Its unquestionable advantages include its biodegradability and the fact that it leaves no traces on the bathtub. Created for multi-sensory activity at home and in kindergarten.