This suction cup grip by Loops & Threads will help you keep rulers or templates steady while you line the measuring tool up to your fabric to cut with a rotary blade. All you have to do is secure the suction cup grip to the template surface and press down firmly with one hand while you cut. This a great sewing or quilting tool to add to your kit! Details: White and clear 1.97" x 1.18" (50mm x 30mm) Suction grip Porcelain and plastic