Originally Posted by: hunter60The 'nano' coating on the strings. It's supposed to help them last longer since the oils from your skin doesn't actually reach the metal on the strings...or something like that.

Yep, I just checked the Elixir site and they reckon the coating will prolong life for 3-5 times that of other strings. They do say that the coating changes the feel though. I cant remember what the Dean Markey's felt like to compare to be honest. I do know I didnt like the Dean Markey's.