The Bayou Bruiser deer grunt has been field tested and proven to be a game changer when chasing big bucks. It has an adjustable toneboard designed to mimic mature bucks, does, and fawns. It's non-reflective surface ensures there won't be any glare to spook wary deer. This grunt is highly effective and built to last! Features: * Adjustable toneboard * Double o-ring insert * Lanyard included