Finest quality, professional grade canvas, nonbleached acid-free, 100% cotton duck, 8 oz. double acrylic titanium primed. Each canvas is stapled on the back, out of sight, not on the sides making it ready for framing. Ideal for mediums like oil, acrylic, etc. Each canvas is ¾" thick with kiln dried smooth stretcher bars and protected with acid-free sizing. Individually shrink wrapped. Packaged and sold 6/box.