Features: Professional sewing measuring ruler patchwork auxiliary tool with millimeter scale (2mm, 3mm, 4mm) for accurately fabric alignment in quilting and patchwork project. Ergonomic slip resistant grip reduces hand fatigue during extended sewing crafting project, crafted from light weight plastics with polished edges retention, clearly millimeter marking, fade resistant, ensures long time use. Essential for sewing enthusiasts upgrading their sewing toolkit, professional tailors maintaining patchwork stitching accuracy, and hobbyists learning fabric manipulation Widely used for dressmaking, patchwork, stitching, sewing, quilting, clothing repair, bag making, clothing pattern making, and vocational classroom teaching textile fundamental. This patchwork stitching aid features measurement marking that ease complex pattern transfers for quilters and dressmakers alike. Specifications: Component: Plastics Type: 2MM, 3MM, 4MM Color: Black/Gray/Pinkness/White/Yellow Size: Approx. 40x40x27mm/1.57x1.57x1.06in Weight: Approx.30g Package Includes: 3Pieces Finger Sewing Ruler Auxiliary Tool note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color