Triple primed with white gesso 100% cotton Canvas and back-stapled to wood stretcher bars. North Shore's value pack includes 2 canvases 20" x 24" that can be used for any type of paint. Choose any of North Shore's acrylic, oil or watercolour paint along with a great variety of paint brushes and other tools. this canvas is a great addition to any artists supplies. from artists to hobbyist this canvases is great for all. So go head and paint your works of art on our North shore quality canvas.