Each Fresh Snap uses bamboo charcoal to absorb odor in and release a fresh scent to leave your shoes, lockers, bags, and closets smelling fresh and clean. FRESH SNAPS SIGNATURE FEATURES:Bamboo charcoal pad to absorb odorFresh scent ballEasy-to-use design For Use In:ShoesLockersBagsClosetsand anywhere else odor exists! Directions:1. Hold Fresh Snaps in both hands. Grip the indentions with your thumb and forefingers.2. Pull the two sides away from each other so the Fresh Snaps open at the seam.3. Place wherever odor exists for months of freshness.