Spray the affected areas:

（1）spray 2-3(5cm away from the affected areas) ,            

（2）once or twice every day;

Spray the shoes: spray 3-4 into the shoes evenly, once or twice every week;

Spray the socks:

（1）put on the socks, spray 3-4 to the socks(10 cm away from socks),

（2）once or twice a week.