Sneaker Balls Shoe Deodorizer and Freshener Balls help keep your shoes, gym bags, gear bags, lockers, and closets smelling fresh. Sized and shaped to fit in small spaces where other fresheners won’t fit, Sneaker Balls are an essential foot care accessory. ------ • Helps refresh and deodorize shoes of all sizes, gym bags, and more • Round shape with a 1.5" diameter helps Sneaker Balls reach and absorb odors in small spaces • Features a quick-twist action to open the vents that release a specially formulated fresh and clean scent • Lasts up to 90 days depending on use