Brownell's B-50 Material 100% polyester (Dacron)
Synthetic superiority with excellent abrasion
resistance. Durable and consistent it has
been the standard for Traditional bows since
1944. .018 diameter. Available in Black, Brown, White, Red, Bright Yellow, Blue, Bronze, Cocobolo, Golden Yellow, Green, and Brown/Yellow combo. 1/4 pound spool.