Natural Fresh Spring Scent. Hypoallergenic Sun & Earth Ultra Fabric Softener is a great addition to our fabric care line. Its natural, hypoallergenic, non-toxic formula is safe to use on all your clothes. Use with Sun & Earth Laundry Detergent for an extra-soft, clean, fresh-scented, chemical-free load of laundry. It is safe to use in hot or cold water, standard or high-efficiency washers, and hard or soft water. No animal testing. Vegan. Gluten-free. Soy-free. Casein-free. No tree nuts. No peanuts. ; Ingredients: Natural softener , fragrance made from natural oils, preservative, water.