Arnica Pain Relief Epsom Salt Soak | 25mg of THC & 25mg of CBD per 6.5oz bag | Soothe aches and relax with OM’s Arnica Epsom Salts—a powerful blend of magnesium, full-spectrum Cannabis, all natural moisturizing oils, and therapeutic grade essential oils. Cannabis loves to work synergistically with pain relieving arnica for powerful relief.