They are perfect for removing grease and dirt from window grooves, blinds, air vents, sliding doors for a shower, doors, fridges, sinks, etc. Easy to Clean: Thickened cleaning cloth have a good cleaning effect, easy to foam, easy to wash. You can use a dry brush or a wet brush to help you according to actual situation to satisfy your needs. Replaceable Brush Head: The brush head replaceable, easy to operate, clean and hygienic.