Remove the insoles and laces
Air out the shoes in a dry, well-ventilated place
Sprinkle baking soda inside and leave overnight
Shake out the baking soda the next day
Place activated charcoal packets inside the shoes
Put dryer sheets inside the shoes for a few hours
Wipe the inside with a cloth dampened with equal parts water and white vinegar
Let the shoes dry completely before wearing
Wash removable insoles separately if the material allows
Sprinkle cornstarch inside to help absorb moisture
Freeze the shoes in a sealed plastic bag overnight
Use a shoe deodorizing spray
Wear moisture-wicking socks to prevent future odor
Rotate shoes so each pair has time to dry out