Chemistry takes on a whole new meaning when you use the Spa Science Kit at home to make your own spa fragrances. Blend natural and organic ingredients to make your own fresh products, including bath and aromatherapy oils, oatmeal soap, facial masks and more. Contents include Lavender and Peppermint essential oils, dried roses, glycerin bar, sea salt, citric acid, baking soda, oats, muslin bag, pipettes, test tube, cups, instructions and experiment booklet.