Amazon.com: Skyhawk Acrylic Quilting Rulers Combo Pack of 4 Quilters Rulers & 14 Non-Slip Rings - (12.5" X 12.5", 9.5" X 9.5", 6" X 6", 4.5" X 4.5") - Clear and Accurate Markings
Punch with Judy > Rectangle Quilt Ruler 2-1/2in x 18-1/2in - Creative Grids