Creative Grids Tumbler Double Strip Ruler
Use the straight side of ruler to cut 1-1/2in & 2-1/2instrips or use pre-cuts. Sew the strips together to createa 4-1/2in wide strip set or simply use 4-1/2in strips.Turn-a-Round the ruler to cut tumblers that finish 4in,cutting 5 tumblers at once without wasting any fabric.