Headache Be Gone Shower Steamer is a fizzing tablet infused with essential oils. The steamer can be placed on the shower floor out of the water's stream and releases an aromatherapy scent. The Headache Be Gone steamer is made with frankincense, lavender, eycalyptus, and peppermint for a fresh, relaxing fragrance experience. Measures 1.25" high by 2.75" in diameter.