Sewing Fashion Ruler combines different curves, a straight edge and a ruler all in one. It is used for pattern alterations, garment alterations, or anytime a curved or straight edge is needed.

Curve between number 1 and 17 is often used to alter hip lines, princess lines, one piece sleeves and hem lines.

Curve between numbers 13 and 26 is often used to alter or mark armholes and sleeve caps and adjust necklines.

Straight edge ruler with measurements marked off in 1/8" increments is used to alter side seams and shoulder seams to lengthen and shorten the bodice, crotch depth and hemlines, and to place the pattern on the fabric even with the grain

Shot is used to tracing wheel when marking straight line.