The premium method for cleaning, drying, and removing odors from your shoes or gear is now available with the Scent Crusher Boot Dryer. The Ozone Boot Dryer uses a drying method that destroys odors by utilizing the power of heated air and ozone. The air pipes are adjustable to fit tall boots to small slip-on shoes. The Dryer can run up to three hours with a 110v AC and has an automatic shutoff timer so you can be worry-free.