Chemical Guys Heavy Duty Industrial Trigger Sprayer onlyHow to use it Unscrew sprayer head and fill the bottle with your preferred detailing cleaner, degreaser, or detail spray. Use the pre marked dilution ratio levels on the bottle to mix chemical with water for the perfect amount of cleaning strength. Reattach sprayer head and shake bottle to mix solution. Squeeze trigger and foam product over the workpiece. Adjust the sprayer nozzle for precise foam thickness control as needed. Chemical Guys 320CR Heavy