Pods contains bentonite, a naturally occurring mineral, that flows through fabrics and softens them. Fragrance-free and dye-free. Formulated to work on all fabrics, including towels and athletic wear, without reducing drying or wicking performance. Simple to use. Just throw the pod into the drum and let it dissolve. Works in cold or warm water and doesn't leave any residue. Clothes smells fresh and feels fluffy. Cruelty-free and great for people with sensitive skin or babies. Above average price.