Very fast, easy and accurate! Make four Flying Geese at one time -- the printed cutting chart on the ruler works for TWO different methods! Or, oversize your favorite method for making Flying Geese, then use the Ultimate Flying Geese Tool to trim to perfection. Create eight sizes from 1in x 2in up to 4in x 8in finished blocks -- the cutting requirements for each size is printed right on the ruler! Or, use your favorite method and create over-sized units... then trim them down to perfection. The ruler comes with fully illustrated step by step instructions or scan the QR Code printed on the ruler to view a video demonstration. The ruler slides easily over the fabric until pressure is applied. Then, the exclusive gripper holds the fabric in place while cutting, eliminating slipping and miss-cuts! Total size, 8-1/2 inch square.