Peeping Caddis wool is just that, a wool which creates caddis bodies. It will can make lots of caddis bodies. Burn the end and it looks just like a caddis used for Hans Van Klinken Peeping Caddis Pattern.
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/
