sharp: i meant cleaning the LOTC rubber cap with soap water, whilst its still screwed on to the body /ubbthreads/images/graemlins/smile.gif i do that to a few surefires i use and handle regularly, and so far they're all fine /ubbthreads/images/graemlins/wink.gif though your fingertips might not sweat a lot, body oils in small amounts might still accumulate over time...either that or you just happened to get a bad rubber cover on your tailcap. i do recall reading about this some time back as well.