The practical Prym tape maker makes perfect forms of any length of bias binding possible, for binding fabric edges or patchwork quilts. By cutting the fabric strip at a 45 degree angle to the grain of the fabric, the bias binding has stretch and is easily attached, even on curves. After the fabric strips are cut and joined together, the material is introduced and pulled through the wide opening of the tape maker On the flat side of this useful aid the perfectly folded bias binding can be pulled out and can be smoothed out directly with the iron.