Lenor Boiling Level Deodorizing & Antibacterial Beads, Sun & Fresh Green Scent Boiling Level Deodorizing Beads are laundry deodorizing beads. Just add them to your regular detergent and fabric softener to eliminate even stubborn odors at a boiling level*¹! Prevents yellowing of collars and cuffs for 120 days*²! Not only antibacterial for clothes, but also prevents mold in the washing machine*³! FRESH Sun & Fresh Green scent is a refreshing, fresh green fragrance. *¹ Verified after washing and indoor drying. *² Verified in a simulated experiment using sebum-simulating ingredients and cotton fabric. *³ Does not remove existing mold or dirt.