SPRUDELS Six Packs contain 6 different colors, each containing a mystery sponge character. Good for 6 individual baths, if used one at a time. Also, learn first-hand about color mixing by putting 2 primary colored BATH SPRUDELS in your bath at the same time! Nontoxic! No essential oils! No fragrance! Made with food-grade ingredients - 100% SAFE. Hand made in South Africa since 1988.