Happy Feet Sneaker Balls are air fresheners that will power through any icky odor living in your shoes. These bright yellow shoe deodorizers are smiling right back at you! Sneaker Balls are the perfect solution for deodorizing shoes, bags, lockers or any other small compartments where unpleasant smells may occur. Don't let their small size fool you - these strong air fresheners are tough on odors! Simply twist at the center to emit a refreshing scent that will last.