Having a problem with sweaty gym odor? Penguin deodorizer keeps all of your sports gear fresh and odor free. It also works on gym mats and gym bags. Penguin also makes Shoe Goo, a multi-use shoe repair product for permanent repair. They also have a solution for dirty or stained shoes: Penguin stain eraser and instant shoe cleaner. Don't walk around in dirty, smelly shoes. Try Penguin!