What is sock yarn?
Sock yarn is often a blend of fibers that make the finished fabric more durable. While regular wool yarn can be used for a sock, many people prefer superwash wool for socks because it can be washed in a washing machine. Different kinds of socks, for different purposes, can be made with different kinds of yarn. Most sock yarn, however, is yarn developed specifically for that purpose. It is usually lightweight (though it can be heavier) and knit on small needles. Other good c