Formlabs | Color Kit (Form 4)Color Kit is the first integrated color mixing system for resin 3D printing on the Form 4. It lets you create parts in a wide range of colors directly, without the need for post processing steps like finishing, dyeing, or painting. Each kit includes a Color Base cartridge and all five Color Pigments. By mixing these, you can print matte, opaque parts on the Form 4 in a full spectrum of colorsno painting or extra finishing required.