They hold heat really well, and it's said that because it takes so little charcoal to cook, a bag of charcoal will last a long time. But they are also heavy, so take that into consideration.
I know a lot of people swear by them, but I can't see spending that much money on a charcoal cooker.
2011 Dodge Ram 1500 HEMI Quad Cab
2011 Jay Flight 26BH