Our magnesium bath salt sheets are carefully formulated with sodium chloride and baking soda. Designed specifically for relieving muscle tension and relaxing the body and mind. The usage method is extremely convenient: Dissolve an appropriate amount of this product in warm water at 40°C, and soak your body or feet for 20 minutes or longer. After taking a bath or soaking your feet, rinse with warm water and pat dry. And it can relieve muscle soreness, effectively soothe the skin and bring a comfortable experience.