This shoe dryer keeps your shoes and boots clean and fresh. It's dehumidifying function removes moisture inside the shoe and gradually eliminates the growth of bacteria and fungus. It deodorizes through vents and risers which enable warm dry air to circulate inside the shoe. It sterilizes and stops odour using high temperature from electricity, which in turn, kills germs in your shoes. It stretches and makes it suitable for all kinds of shoes. A real Blessing for those with Athlete's Foot! Just plug in and insert the dryer inside your shoes and your shoes are clean and fresh as new.