4.5 oz. | Our holiday bath bombs are made with the same non-staining organic coloring and all hypoallergenic ingredients as our regular bath bombs. Our Classic Cauldron is a plastic toy with a Witches Brew scented bath bomb inside. Witches Brew blends patchouli and cinnamon scents together into one captivating potion. Place gently into warm bath water to create the best bathtime experience.