ITEM NAME:Comma Shaped Designers Curve Ruler for Dressmaking Tailor Support Tools #gib Store Home Promotion Hot Item Add to Fav.The ruler is thin, and can be bent at 180 degrees, strong toughness, transparent, clear scale, built-in scale and wear-resistant. It is a special tool for clothing plate drawing. Used to draw curves such as armhole curve and sleeve cap curve, crotch curve, neckline curve, various buttonholes so on.