Create 10 bath bombs: Mix the citric acid, baking soda, Epsom salt, baby oil, coloring, and fragrance and pour it into the 5 molds to create fizzy bath bombs (don't forget to bury the surprise charms inside!) to use in your tub. Mix and match colors and create multi-colored layered bath bombs. Crafty fun: What could be more fun than making your own bath fizzies to play and wash with? Feel free to play around with the colors! Keep them for yourself and turn your bath or shower into a party... or give them to your friends and family as gifts! 100% safe: All the ingredients meet or exceed all safety standards and are 100% safe to put in your child's bath. Kit includes: citric acid, sodium bicarbonate, Epsom salt, fragrance, 3 liquid colors, 3 teaspoons, 10 pop sticks, pipette, 8 surprise charms, 4 single-sided molds, 1 ball mold, and comprehensive instruction guide.