Peltex II Double Sided Fusible Ultra Firm Stabilizer provides smooth, heavyweight stabilization for accessories, crafts, home decor, and quilting. When using this stabilizer with pattern pieces, it is recommended that you leave a 3/8" seam allowance so you have plenty of room for your stitches. Peltex II is sewing machine save, will not distort when steam pressing, and it has no grain so it can be cut in any direction. This double-sided fusible ultra firm stabilizer is made of 100% polyester, measures 20" wide, and is sold by the yard.