Camie 480 Screen Opener works to unclog screens and loosen plastisol inks on screens. Works fast to reduce down-time on screen printing projects. Pinpoint spray pattern. WARNING: This product can expose you to chemicals including Cumene, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov. Size 20 oz. can. Net Weight 15 oz. Units/Pack 12 cans.