This Red Heart Sport yarn in color 0012 Black is the perfect addition to any crafter's collection. Made of 100% acrylic and weighing in at 2.5 oz, this 3 ply yarn is great for creating all types of projects, including socks. The unit of sale is a single skein and the product line is Sport. Whether you're an experienced crafter or just starting out, this yarn is sure to inspire your creativity.