Post by Tracey Rolandelli (@traceyrolandelli) on Sun, 28 Sep 14 23:21:12 +0000 View Full Post Scored a 3'x3' canvas today at Goodwill, $2. 1.5" thick, nice and tight with cross braces. Someone was practicing on it. Going to white it out and make a piece. Trying to figure out if they used oil or acrylic. Can't put acrylic on top of oil.