For airsoft practical shooters looking for targets and poppers to use can visit the Evike.com online store to check the various reactive airsoft target systems from Airsoft.com. These range from fallong poppers to plate racks, to self resetting poppers and shapes targets.
Kit Badger got a tutorial to help you make your own reactive targets... "When it comes to reinforcing good habits while shooting, Reactive Targets is one of the best ways to do it. In this How To video, I will go over how to make them...