Slow down the drying process and work at your own pace with Speedball Water-Soluble Block Printing Ink Retarder.
Simply add it to your water-soluble inks for block or lino printing.
Its especially helpful in warm or dry climates, and it wont change the viscosity of your ink.
Excellent transfer tack ensures even coverage, and theres minimal odor.
Speedball Water-Soluble Block Printing Ink Retarder is safe for use both at home and in the classroom.