Charlie Craven uses Superfloss (any of the spandex derivatives would work) on his Caddistrophic Pupa; pretty easy stuff to work with:

https://umpqua.com/products/flies/ne...-pupa-tungsten

planettrout has his version here (scroll down the page a little, but take your time; there's lots of good stuff to see) :

http://planettrout.wordpress.com/tag...raven-variant/


Regards,
Scott