Hobbico 1 Square Yard Fiberglass Cloth, 2-Ounce Gives a model extra strength and a smooth surface for professional-quality painting Fiberglass cloth is the highest quality, and the toughest weave fiberglass available Excellent for laminations and also ideal for strengthening firewalls and bulk heads in RC model airplanes Made especially for use with polyester or epoxy resin One square yard of 2 ounce fiberglass cloth