Take cleaning to the next level, with a packeted powder detergent that is up to 4X more concentrated than liquids. No more messy measuring and accidental over or under dosage. Just fill the washer with hot or cold water, toss a Toss In in the tank, and start the laundry cycle. Works in all machines old and new, agitating upright and front loading high-efficiency machines. Application: Laundry Applicable Material: Fabric.PBC37737. 37737. Phoenix Brands Phoenix Brands Toss Ins.