We specifically formulated Dr. Scholl's Odor-X Ultra Odor-Fighting Spray Powder for people with annoying foot odor. Equipped with powerful odor-fighting ingredients, you can say goodbye to foot odor and hello to fresh smelling feet. When moisture is trapped in your shoes, it creates an environment where unpleasant odors can develop. Dr. Scholl's Odor-X Ultra Odor Fighting Spray Powder uses powerful odor-fighting ingredients to help eliminate odor in an easy-to-use, effective powder spray. How To Use: Use foot spray powder daily. Step 1: Shake the can well and hold it about 6 inches away. STEP 2: Spray sweat-absorbing foot odor powder generously on clean, dry feet and between toes; in case of clogging, clean the nozzle with a pin.