Lavender is gently calming, anti-viral, & anti-bacterial as an essential oil. The bath salts relax & tone tired skin and muscles, keep the water hot longer, draw waste products from the skin, and soften the water. It effervesces upon addition to the water. Contains epsom salts, sea salt, baking soda, cornstarch, citric acid, and lavender essential oil. Cellophane bag holds 8 oz., makes 2 large baths.