Features: 1.MULTIFUNCTIONAL DESIGN: Multi functional garment ruler with grading ruler, curve ruler and other functions in one. 2.PRACTICAL TOOL: Curve ruler is an ideal tool for designers, tailors, students, beginners, seamstresses, pattern makers. 3.MULTIPURPOSE USE: Curve pattern ruler is an essential measuring tool for pattern making, dressmaking, sewing and embroidery. Ideal tool for hand cutting. 4.TRANSPARENT DESIGN: Transparent material, built in engraved lines are durable, clear, high accuracy, can meet your needs. 5.VERSATILE USE: Curve pattern sewing rulers can be used for marking clip curves, collar nests, pants waves and special curves, pockets, buttons, etc., and it can also be used to add seams. specification:Item Type: Curve Ruler Set Product : 5 Pieces Product Material: Plastic Product Use: Household Scope of Application: Most of The Scene PackageList:5 x CurveRuler NoteAll data are measured manually, and there are certain errors in the measurement results.