Shake thoroughly before use. Do not thin, pre-thinned. Primer is necessary for injection molded plastic kits. Use Alclad primers ALC302, ALC306 or ALC309 Primers. Clean spraying equipment with Alclad Airbrush Cleaner. Designed for use with airbrushes only. ALCLAD should be sprayed at 15-20psi. Spray 1.5 - 2.5 inches away from the model.