For an hour? For sure, you could go even longer. What you are looking to do is hold the pump for as long as possible. After an hour the pump will start to dissipate at which time I suggest you make a bathroom break, bring back the erection, do a few jelqs and get back in for another hour. The longer we keep ourselves expanded the faster the gains will stick. I am very happy that you are exploring the [words=http://www.mattersofsize.com/join-now.html]PowerAssist[/words] exercises, so many miss them because the [words=http://www.mattersofsize.com/forum/showthread.php?83577-Length-master-official-order-thread-now-shipping-06-16-2014!!!]LM[/words] came out and all attention went that direction. Fulcrum stretching is a very powerful way to stretch, but I am sure you know this now.