500 pieces pre cut 7.5″ x 8″ per pack White or Black Having trouble with soft sinking polyester fabrics? All these new performance wear garments where the stitches move and never stay in place? This product is sweeping North america so make sure you try it. We call it the miracle sandwich because you need to place a piece in between your garment and a tear away underneath. When finished, tear away your light tear stabilizer ( either our 1.5 or 1.8 soft) and cut away the miracle as it is a cut away. 50%Poly / 50%Rayon Sew-in, woven, durable press interfacing/underlining for firm support.