In the morning, pour 1 pack of Tereson shoe anti-odor powder into an equal amount of shoes. Do not use in sweaty shoes. The recommended starting time for use is in the morning. Thanks to the special compounds it contains, it helps prevent bad odors that may occur in shoes. .Shoes should not be removed for a minimum of 4 hours. (It will be more effective if the shoes are not removed until the evening) -There may be traces of dust on the socks on the first day, this is very normal.2. There will be no traces of dust when shoes are worn with new socks after the day. It is preferred to use cotton socks.