Gain Wildflower & Waterfall Fireworks, the laundry scent booster beads that allow you to add a little or a lot of amazing scent to your wash. Gain Fireworks In-Wash Scent Booster gives your laundry up to 12 weeks of freshness, from wash until wear Works with your favorite detergent. Add Gain to every step of your laundry for more of the great Gain scent Can be used on all colors and fabrics, and is safe to use in all washing machines Regular and HE Washer compatible. Dissolves in hot and cold water Like any household detergent, keep away from children