4 size grid ruler: quilted splicing ruler set of 4, size: 4.5 inch x 4.5 inch, 6 inch x 6 inch, 9.5 inch x 9.5 inch, 12.5 inch x 12.5 inch. Convenient lifting hole for storage: with a lifting hole, you can easily stow the acrylic ruler group, keep the workbench clean and not easy to lose. Anti-slip ring: install the anti-slip ring on the back of the straight edge of the quilting machine to prevent slipping during cutting. Anti-slip ring ensures cutting accuracy and safety. Right-handed and left-handed numbering and angle system: Our fabric ruler is designed with two-handed angle system to accurate cutting. Whether you are left-handed or right-handed, you find the numbers and angle marks easy to read. Use: The quilt ruler is made of acrylic material, and is used for quilting, sewing, measuring, drawing and handicrafts. It can also be used as a cutting ruler with the classical circular rotary tool. Material: Acrylic colour: Transparent Package Contents: 4 x quilting rulers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.