ECOS powder laundry detergent by Earth Friendly Products is a concentrated laundry detergent with a built-in soy-based fabric softener and cellulose-based optical brightener. Fragrance-free. 54 ounces. Case of 6 boxes. Please note that powders are more environmentally friendly than liquids as they are more concentrated. Eco categories: biodegradable, less toxic, animal friendly, agriculturally based.