The Fortissima 4-ply solid-color sock yarn from Schoeller & Stahl is a true classic for anyone who appreciates timeless colors and reliable quality. This proven 4-ply sock yarn is ideal for durable, dimensionally stable socks and many other knitting projects.

Thanks to the balanced material blend, the wool is pleasantly soft, hard-wearing, and breathable. The wide selection of solid colors makes it perfect for simple socks, color combinations, cuffs, or for combining with gradient yarns.

Whether for everyday socks, children's stockings, or delicate accessories – Fortissima Uni 4-ply is easy to work with, low-maintenance, and of course machine washable. A reliable sock yarn for every project.