... sale; 4.Silk screen printing; 5.Professional; Mirror ink Mirror ink:printed on invisble material such as PC, PMMA, ... ,you can print a layer of special cover ink on it, if you want to print other ... varnish before printing other color3. Advice printing the ink well and thin,and don't repeat printing the ... choosing screen printing machine,in order to let the ink be printed well on the screen printing forme, ...