Kearing Imperial Aluminum Curve Ruler 

4 popular imperial aluminum curve rulers from Kearing company for fashion design. 12'' armhole curve ruler, 18'' vary form curve, 24'' stick curve ruler, and 24'' garment curve rulers. All rulers are made by aerospace level quality aluminum, it will never melt or warp in daily use. Ideal for professional pattern making, always used for lapel, elbow, skirt, and trousers. Styling design rulers helpful for sewing, quilting, or crafting projects.