The Alvin Aluminum French Curve Ruler gives professionals and students alike accurate measurements and smooth curves. Ideal for drafters, architects, sewers, and crafters, this tool is made from durable aluminum and features easy-to-read graduations in both English and metric measurements. The curved design is especially useful for sewers and fashion designers, as it comes in handy for pattern drafting and fitting adjustments. The ruler measures 24" in length. - Alvin Aluminum French Curve Ruler - 24"Alvin French Curve, 24IN ALUM -