Rinse off, ensure surface is cool to the touch; Spray the product to cover the entire wheel, let sit for one minute; Rinse off with pressurized water (medium-high pressure hose) and wipe dry. Clean one wheel each time; always test cleaner first in an inconspicuous area. If adversely affected, such as white marks which couldn’t rinse off, refrain from use (wheel coating may have chemical react with the clear).