Versatile Design for Seam Allowances: Seam circles is a unique toolset featuring interlocking wooden circles that easy to add or subtract seam and hem allowances on any sewing pattern. Perfect for tailoring your with precision Easy to Use and Highly Customizable: Simply align the edge of the circle with your pattern line. You can roll along a ruler, push with your hand, or guide with a finger for effortless marking. Need a larger allowance Just draw one line and use it as a guide to add another Ideal for a Variety of Sewing and Quilting Projects: Perfect for adding seam allowances to self-drafted patterns, drafting facings, removing seam allowances, marking top-stitching lines, and even creating quilting lines. Seam Circles is a multipurpose tool for beginners and seasoned sewers alike Precision Marking for Crafting: Seam Circles can also be used to mark pad stitching lines, draw rounded corners, and more, making it a versatile addition to any sewing or quilting toolkit. Achieve clean, consistent lines effortlessly with this innovative circle template set Colour: As Shown Material:Wood sytle: cm style(0.5 cm to 3 cm) Package Contents: 1 x 1 set x wooden rings 1 x cardboard 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.