Downy Unstoppables In-Wash Scent Booster adds 12 weeks of freshness that elevates the everyday (freshness out of storage) Shake a little or a lot of Downy Unstoppables laundry scent beads into the cap. Toss into the wash drum at the beginning of the wash-before clothes, laundry detergent, and fabric softener. Downy Unstoppables In-Wash Scent Booster can be used on all colours and fabrics and is safe to use in all washing machines. LUSH is a bright lavender scent mixed with cedar-inspired undertones and sumptuous vanilla layers. Toss as much as you like in the washer before clothes, detergent, and softener.