Pellon 821 on-Point Fabric, White 45″ x 10 Yards by the Bolt. 1 Piece. Fiber Content: Acid-Free 100% Polyester. It is a fusible, non-woven interfacing with a 1″ printed grid on-point for precision piecing. It is sewing machine safe and will not gum the needle during stitching. Great for the construction of wall hangings and quilts that utilize cut fabric pieces. It makes arranging fabrics easy without the bother of pinning. Pellon 821 on-Point Fabric, White 45″ x 10 Yards by the Bolt. 1 Piece. White 100 percent polyester 45″ width By the Bolt Fusible non-woven interfacing fabric 1″ printed grid on-point for precision piecing Sewing machine safe Machine wash warm; tumble dry low or dry clean