The Fat "A's have a much "fatter" body design than other, more traditionally styled crankbaits. This design feature gives the Fat "A's much greater buoyancy ... in fact they perform with the same buoyancy characteristics as lures made of balsa wood. This larger body profile also provides more space for additional ultra-sound rattles no other crank baits on the market create as much "fish-calling sound as the lures in the BOMBER Fat "A" series