If you are wearing shoes with bad smell, it is an embarrassing situation to go into public. Due to sweat bacteria forms and the bad smell will arises. To avoid this follow the following tips.
1. If your shoes are washable with water, wash them with water frequently to get rid of bad smell.
2. You take a mixture of 1 cup vinegar and 1 cup backing soda and pour it inside of shoes and keep them aside for 15 minutes and wash them. The bad smell will get vanish.
3. When you are wearing shoes spray deodorant on shoes and after 5 minutes you wear it.
4. When return back to your home don't keep the shoes in the corner, but keep them for a while under sun lite and air.
5. Some shoes which are not washable with water, take cotton with alcohol and clean them inside. This will avoid bad smell.