In response to Istanbulin's problem ( and many others)with tobacco falling out of cigarettes, try the Casspin Closure. I bought one awhile ago. It works pretty well but you will still get a small amount of tobacco that falls out. I bought mine from Ebay but I think that RYO sells it too.
http://www.ebay.com/itm/Casspin-Clo...87398335?pt=US_Cigarettes&hash=item3ccffb6abf
http://www.ebay.com/itm/Casspin-Clo...87398335?pt=US_Cigarettes&hash=item3ccffb6abf