Package of 1 piece of Wonder Under, 15" x 2 yds rolled. 805 Wonder-Under is the original paper-backed fusible web. It fuses easily in mere seconds and is 100% machine stitchable. The fabric will maintain a soft hand after fusing. Wonder-Under is great for apparel, home décor, and craft projects. It bonds fabric to fabric or any porous surface like wood and cardboard. Acid-Free 100% Polyester.