Originally Posted by
chaadster
I don't know if you mean 'channeled' in the OP's sense as a cutout, or in rpenmanparker's sense as a depression in the saddle, but in either case, I didn't know that, am surprised, and would be curious to learn more. Could you point me towards a source for more info on the topic? Thanks.
Here you go:
http://www.brooksengland.com/press/2...S_Imperial.pdf
Oh, and in re. the OP's question: yes, they do 'work'. I (re)took up cycling later in life at age 50 (now 61), and from the get-go have been unable to get comfortable on anything other than a saddle/w cut-out; currently, Spec. Avatar.