Liquitex Professional Slow-Dri Gel Retarder, 8 oz

Liquitex Professional Slow-Dri Gel Retarder in this listing is an 8 oz gel. Mix it into acrylic paint or medium to extend working time.

Use small amounts as directed on the label. Too much retarder can slow drying more than you want, so add it gradually.

This is a professional additive. Close the container after use.