Deodorizing discs filled with odor eliminating baking soda and lavender scented Great for diaper bags, diaper pails, changing tables, hampers and more Baking soda provides safe, effective and natural odor elimination Note : Not for use with Munchkin Step and Pail Diaper Pails. For Step & Pail, purchase the 1pk Arm and Hammer Puck Baking Soda Cartridge