Draft smooth curves and maintain consistent seam allowances with this Mini Seam Allowance French Curve Ruler, designed for detailed, precision pattern work. This compact ruler allows you to add or reduce seam allowances in four essential widths—3/8”, 1/2”, 5/8”, and 1.5 cm—making it ideal for tight curves, small pattern pieces, and areas where full-size rulers feel cumbersome.

Perfect for garment sewists, pattern makers, and designers, this small french curve features clear grid markings and a fluid shape that follows the body’s contours with ease. Whether refining necklines, armholes, waistlines, or making fine adjustments, this ruler delivers clean lines, accuracy, and professional results in a space-saving size.

• Mini french curve ruler with 4 built-in seam allowance sizes

• Seam allowances include 3/8”, 1/2”, 5/8”, and 1.5 cm

• Smooth curved design for necklines, armholes, and contoured seams 

• Clear, easy-to-read grid and measurement markings for precision work

• Lightweight, durable tool for everyday sewing and pattern making