Include 4 pieces of crochet rings, the length of the ring is 1.4 inches, and the diameter is 0.7 inches. Crochet ring size fits most people's sizes and can be worn easily by both left and right hands. You can also adjust it according to your needs. Proper use of the crochet ring not only protects your fingers, but also helps you complete your knitting smoother and faster, and greatly reduces the time of hand crochet.