2 1/2" x 2 1/2" Turn-a-Round Non-Slip Quilt Ruler from Creative Grids, #CGR2

Creative Grids 3-1/2-Inch Square Quilt Ruler (CGR3)

Creative Grids 4-1/2-Inch Square Quilt Ruler (CGR4)

Creative Grids Left Handed Quilt Ruler 12-1/2in Square

Creative Grids 2.5" x 12.5" Rectangular Quilting Ruler CGR212 - non-slip

Creative Grids 5-1/2-Inch Square Quilt Ruler (CGR5)

Quilting Ruler 2-1/2" Square, Creative Grids

Creative Grids Quilt Ruler 1-1/2in Square (CGR1)