MAXIMUM IMPACT Head Cleaner Spray 4oz aerosol can, as it's often known by its street name, is a solvent cleaner. This product is used in a variety of situations that would require its cleaning powers, such as; cleaning leather stains, removing scuffs and residue from car bumpers, removing bug residue from car windshield, etc,. Use gloves, spray solvent onto a towel and apply to area to be cleaned. Unlike other items, Maximum Impact come in aerosol form. Just as with any chemical, first use it on a small area to ensure compatibility.