Ali Clean is the best cleaner for alloy wheels! Ideal for cleaning Alloy wheel rims and unpolished castings. These cannot be polished as the blackening which results discolours the semi porous surface. Can be used with Wheel Brush (N310) . Directions : - Spray onto area to be cleaned. - Work in with a stiff nylon bristled brush. It will clean and etch these surfaces. - Allow a few minutes for Ali-Clean to work, then wash off with water leaving a clean bright finish. - Heavily soiled or corroded pieces may require several applications. Correctly used this product will not affect paintwork and contains no abrasives. Avoid use on polished surfaces as this may cause discolouration and streaking. Specially formulated for cleaning aluminium un-polished castings, rims, spokes, engine block and fabrications. Caution: Always wear goggles , gloves and protective clothing . If splashed onto skin or eyes wash immediately with clean water. Eyes should be irrigated while wide open, reaching under lids. Keep away from children. If ingested, drink milk but do not induce vomiting. Store away from chlorinated based products.