I've used:
tennis racquet grip tape on my lacross sticks
handlebar tape on MTB flatbars with integrated bar ends
leftover handlebar tape on tennis racquet grips (handlebar tape was leftover from the above job. road drop bars have a lot more length than even moustache-style bars)
These (
http://www.universalcycles.com/shopp...s.php?id=23907) on non-integrated bar ends
Have you considered lock-on MTB grips? Ergon makes some sweet ones.