3/0 UNI-Thread serves the fly-tier who regularly ties on hooks larger than size #12. It is of the same material as 8/0 and 6/0 UNI-Thread, but with an increased number of filaments.
WARNING: Cancer & Reproductive Harm -
This product may contain chemicals known to the state of California to cause cancer, birth defects or other reproductive harm.
http://p65warnings.ca.gov/
