5.5 oz. | Our Shower Steamers are the shower alternative to bath bombs! Zen has a clean, spirited scent that is a mix of sage, mint, and peppermint essential oils. Open package and place Shower Steamer on the tub floor where steam and water will cause it to melt slowly for a relieving shower experience. Ingredients: Baking soda, Citric acid, Epsom salt, Essential oils (sage, mint, peppermint).