Perfect for Precise Curves: This 12-inch/30-CM flexible curve ruler is ideal for creating smooth, accurate curves in a variety of applications, including garment design, quilting, and drafting. Flexible and Durable: Made of high-quality vinyl, this ruler can be bent into any shape and holds that form for precise measurements. It won’t discolor or decompose over time. Dual-Sided Measurement: One side features imperial (inches) and the other side metric (cm), allowing for easy use in both systems. Raised Edges for Smudge-Free Marking: The ruler features raised edges to prevent ink smudging while drawing, ensuring clean and precise lines. Versatile Application: Ideal for quilting, garment design, engineering drawing, and other DIY projects that require accurate curve creation., Weight: 0.220462262 pounds, Manufacturer: KEARING