- Prevention deformation of the shoe Ergonomically designed, the Dr. Shoetree can prevent deforming of shoes so it keeps your shoes look new- Dehumidification, Deodorant and Antibacterial Function Ceramic balls embedded in the product are 100% environmentally friendly parks and they absorb moisture and eliminates unpleasant odors and prevent bacteria so you can wear the shoes in a sanitary condition.- Restoration wrinkled parts Dr. Shoetree removes the wrinkles from your leather shoes and restores old shoes to their former glory.