It is a 30cm plastic curve ruler. This ruler has been sandwich printed between two pieces of plastic so that the numbers do not rub off. A transparent ruler allows you to see your project under the ruler for accurate positioning and marking. It is a perfect tool for assisting the user to increase or decrease the size of a pattern.
Curve Rulers, Metric Size Curves, Sewing Rulers
Shenkir 30cm Plastic Curve Ruler #C460
30cm curve ruler
1.2mm thickness with transparent color
Sandwich line with flexible plastic
