Aurifil Thread 28wt Cotton Large Spools are a popular choice for hand quilting, big stitch quilting, wholecloth quilting, and decorative embroidery where bold, visible stitches are the goal. The 28wt weight creates prominent, textured stitch lines that add character and definition to quilts and textile projects. Made from 100% long-staple Egyptian MAKO cotton, Oeko-Tex Standard 100 certified, BCI and FSC certified. Shop Aurifil Thread 28wt Cotton Large Spools at Quilt Direct.