Jawoll Reinforcement Thread is great for reinforcing the toes & heels of socks. You can even knit or crochet the thread along with another favorite sock yarn in either a complementary or contrasting color for added durability!

... sock yarn. It has a touch of nylon & acrylic to enhance the durability of the super-washed wool, each skein contains a bonus spool of matching reinforcement yarn to carry along when knitting the toes & heels, the parts that get the most wear. Jawoll is so soft & fine that it can also be ...

... Cotton by Lang is a very thin, lightweight yarn. Jawoll Cotton is primarily used for scarves, gloves, and socks. Each skein includes a 5g spool of reinforcement thread.