Klutz-Make Your Own Bath Bombs.Transform your bath with fizzy bubbles, fun colour and fantastic fragrance! Learn the science behind creating the perfect fizz and make up to ten colourful bath bombs in five different shapes.This 8x 1.13cm x 23cm package contains baking soda in three colours, citric acid, five plastic moulds, strawberry kiwi oil, glycerin and one book.Conforms to ASTM D 4236.Recommended for ages 6 and up.Imported.