LaPierre Studio Free Motion Slider is an amazing product that makes the dreaded drag disappear when you are creating beautiful quilts. Your quilt sandwich will slide quickly and easily to any pattern you wish to create. This reusable Teflon sheet can be trimmed to fit any sewing machine. The new improved 11 1/2" x 8" Slider now with New Tacky Back, the self sticking bottom that grips and is easy to remove. This product has dual layer technology.