1Built in high precision ruler bar, soft and easy to bend measuring, and curve position maintenance is very good, no rebound. 2Perfect for measuring and drawing curve. 3Can be bent at will, a good helper of painting, can be bent into an ideal curve at will, the scale is clear and accurate. 4Flexible, durable, and anti-wear. 5Widely use in arts painting, engineering, design, garment, etc.
