UNIQUE | Tailor's Clapper Flatten hems, seams, creases, or threads without burning your fabric. The hardwood absorbs moisture and retains heat to create crisp, flat results. Designed with beveled edges and finger grooves for a comfortable, secure grip. Perfect for pressing clothing, quilts, blankets, pillows and more ! Instructions Press the iron to the fabric and apply heat and steam.If your iron doesn't produce steam, use a spray bottle to lightly mist the fabric before applying heat. After removing iron, press the clapper on top of the seam to trap in the heat. Press the flat side of the clapper to the fabric for 3-6 seconds, or until seam is flat. Once the seam is flattened, remove the clapper. Repeat as needed until intended effect is acquired.