West Yorkshire Spinners Signature 4 Ply. An alluring, award-winning 4ply yarn with gorgeous handle, durability, and stitch definition. This 75% wool 4ply yarn is blended with nylon for added strength, making it perfect for socks. In fact, it’s loved by sock knitters and shawl makers worldwide. Our unique blend contains 35% luxurious Bluefaced Leicester, an elegant and ancient British breed, which produces semi-lustrous, gorgeously soft fleece. Available in an array of stunning solid colours and self-striping prints, this is one of the most sumptuous 4ply knitting yarns on the market. Winner of Best Sock Yarn (British Knitting and Crochet Awards) for six years running. Shop the complete West Yorkshire Spinners collection, West Yorkshire Spinners Signature 4 Ply now and Earn Loyalty Reward Points on all purchases. FREE Delivery options also available.