Aromatherapy in the shower.....yep. Just place one of these shower steamers away from the stream of water in your shower and the essential oils will slowly release giving you the amazing feeling of blissful happiness. Lavender calms, peppermint is great for headaches or just to wake you up, eucalyptus mint helps clears your stuffy sinuses, lemon, lavender, peppermint is excellent for allergy sufferers and citrus....well it just makes you happy. Each steamer will last between 1 to 2 uses. Just let it air dry after use and store in an airtight container. Each steamer is approximately 1.5 ounces. Ingredients are baking soda, citric acid, water and essential oils.