Iris Nylon Crochet Thread, 275-Yard, Red It produces fantastic stitch definition as well as a hand with full but flexible body This nylon is perfect for crochet and knitting #2 spool of 100% nylon; 300yd/275m It produces fantastic stitch definition as well as a hand with full but flexible body This nylon is perfect for crochet and knitting No.2 spool of 100-percent nylon; 300yd/275m