●Wash the lenses clean before application to  prevent free of scratches

●Follow with Fog-Killer cleaning cloth rub both sides of lens for about 5-10 cycles until clean.

●Each cloth can be used about 60 applications (depends on the size of the lenses)  

●Generally, will keep stays fog free for 72 hours if humidity around 60, minimum not less than 24 hours

●Please make sure the cloth is wiping on the clean lenses. Suggest using our pre-moisten Tissue to clean the lenses before application.

●This cloth is non-washable