Bona Hardwood Floor Cleaner is designed to refill the empty cartridge in your Bona Spray Mop. It's specifically formulated for cleaning all types of unwaxed, polyurethane and finished wood floors.This environmentally responsible cleaner concentrate is PH neutral and low foaming. The special 'non-streaking' formulation leaves no build-up of sticky residue whilst effectively cleaning the toughest of dirt and grime.