Sulky Stiffy is a medium weight, firm tear-away stabilizer that combines great stability with effortless removal. Ideal for computerized embroidery, appliques, satin stitches, monograms and numerous other techniques. Prevent tunneling, distorting of stitches, and puckering of fabric. Professional embroiderers use 1, 2 or 3 layers as a backing to stabilize virtually any fabric. Gently tear away any excess. Acid-free. 20 x 36 inch.