10 Ounce Waxed Canvas - NavyMartexin Original Waxed Canvas, also known as oil cloth, is a high quality fabric, dyed and waxed in the United States. The 100% cotton fabric weighs 10. 1 ounces per square yard before the wax finish is applied. The rolls of fabric we receive vary in width a bit, but you can count on a width of at least 52" The 10oz is a sturdy weight, good for giving bags more body than the 7oz or 8. 25oz line would, and would be good for making a heavier piece of