• Ideal Drafting and Measuring Tool - The Alvin french curve ruler is an ideal tool for drawing irregular curves and connecting lines and line segments.
• Professionally Precision - The French curve comes with dual inking edges to ensure smudge-free and concise curves. This allows use of pencil and technical pen on both sides of the French curve without worrying about bleeding of ink on paper.
• Durable Construction - Made of molded 0.09 inch thick transparent polystyrene plastic, it is durable and does not break easily. It is tinted with translucent green finish for easy visibility and minimized light glare.
• Protective Case - It comes with a protective vinyl case to keep it secure when not in use.
• A Professional's Choice - Alvin has been the professional's choice for drafting tools and drawing supplies for over half a century. Since 1950, we have brought quality and value to our customers.

Proudly Made in Taiwan