Convenient sized 3.5 ounce jars of the 11 Pantone Mixing Bases + Opaque White. These inks will stay open on your equipment but dry hard on the sheet. Southern Ink will readily mix with most other oil or rubber based inks. These base colors will allow you to mix most PMS colors. Good color strength, excellent runability. Screw on lids help to keep your ink fresh with easy access.