This fiberglass fabric is one of our most popular general purpose cloths. It is a plain weave cloth. It is 10 mils thick and has a Silane finish. Often used on surfboards, sailboats, and cedar strip canoes. Compatible with epoxy, polyester, and vinyl ester resins. This fabric can be layered when more strength is needed. A full roll is approximately 110 yards. Ships within one business day.