Fredrix - Quality Artist Canvas Panel - 20x30 - Fredrix Quality Artist Canvas Panels are great for students. The surface texture of the canvas panel provides a very definite paint-gripping "tooth" with minimum paint absorption, a perfect support for painting in all media. The sides are completely turned under and glued to prevent fraying and separation. The entire area of canvas is firmly glued to the board. The sizing is acid free. Fredrix shops all over the world to find the finest artist grade cottons with which to make their high quality canvas panels. How the paint reacts to the artist canvas surface is what really matters. 140 years of experience has given Fredrix the knowledge and tools to create superior canvas. Experience the Fredrix Difference!