Plastic Shoe Stretcher
Shoe trees maintain your shoe size and shape. Arguably the most important reason to use shoe trees is that they will help maintain the natural shape and size of your shoes. If used from the start, shoe trees can prevent your shoes from developing creases, or at least slow down the process. This alone makes them particularly useful for dress shoes. You may not have known this, but if shoes are not worn for long periods of time, they actually shrink.
Using shoe trees will help stop that shrinkage. They are also widen tight fitting shoes if used for some time. Shoe trees can be used for pumps or full shoes, open toes and sneakers. Shoe trees cannot be used for slippers, sandals or sling backs.