Durable MaterialWindow or Sliding Door Track Cleaning Brush are composed of handles in premium ABS plastic and the bristles in polypropylene,which are free of pollution and durability.^Design FeaturesNew design Track Cleaning Brush with Sponge is easy to clean Dusty window blinds and remove dust,NO LONGER cleaning the blinds one by one,Different kinds of crevice brushes will help you destroy dust in any hidden gap.^Widely usedUse these tools to clean window grooves, window blinds, air Conditioner,car vents, sliding door / shower door tracks, tile lines,computer keyboards, gas stove, sink, faucet, toilet switch, bathtub, etc.^Easy to Clean and StoreThe cleaner brush have strong flexibility, wear resistance and heat deflection.After being dirty, wash with water to restore cleanliness as newWith hanging hole can hang up and occupy less space.^