... Noticing nasty smell upon arrival and even after prolonged use. I'm sorry for all those who got supplied a defective obviously wrist rest. My advice right at the beginning: return under warranty. Apparently I am one of the lucky ones whose products did not smell bad ... The wrist rest is initially a bit of getting used to -. It does represent a kind of barrier between the keyboard and the forearms DAR man / woman, however, accustomed to this requirement may very well help to support the wrists - especially interesting for those who spend quite a lot of time on the computer (need?). Which of the three positions is most suitable - the Solte after testing then decide each / r itself. Also, if he or she may use the palm rest only on longer "sessions" on the PC. Even with such a person, I could not notice any increased sweating. Conclusion: Can help, but need not. Also, I personally use this wrist rest no case ever ...