They are rice cakes made from white rice with a slightly salty taste. They are 100 % Natural, No Fat, No Sugar, No Gluten, Cholesterol free, Low in Sodium and Calories. 4 rice cakes are equivalent...
The theory is that when you soak in an Epsom salt bath, these get into your body through your skin. That hasn't been proven, but just soaking in warm water can help relax muscles and loosen...