Product details1.? Shake the tyre foam spray well before using.2.? Spray evenly on sidewall 6 inches away in one circular motion.No wiping, no buffing.Can be applied to wet or dry tires. For best results, first wash off excessive dirt. Clean extra dirty whitewalls with degreaser cleaner. It?s safe for all the wheel surfaces. Do not spray on brake rotors, drums, floors, or cycle tires.?DISPOSAL: Offer empty container for recycling. If recycling is not available, discard container in trash.Note: Excess residue from tires should be rinsed from driveways and other surfaces to avoid spotting