Product Description Strathmore Canvas Panels are an ideal surface for practice or final art by artists of all skill levels. Made of 100% cotton canvas, they’re triple primed, saving you time and money. Excellent for use with acrylic, oil, and water mixable oil paint. They’re also sturdy enough for heavy applications of mixed media, collage and impasto. Acid free. Triple primed / 12 oz. primed weight Surface: Medium grain texture