Take bath time fun to a whole new level with the original Gelli Baff! Gelli Baff is a totally unique, fun, bathtime product that lets you turn water into goo and back again! By adding Gelli Baff powder to water, you create a thick colourful goo. By simply adding a second �dissolver� powder, the goo turns back to coloured water to be drained away safely and easily.�A non-irritant, it's environmentally sale formula is stain-free with no harmful chemicals, making it 100% safe bath tub fun! Four possible colors: red, blue, green & pink (no color choice available).