Resonator End duplicates an elk-Feets voice chamber for accurate nasal elk tones * Patented ?Support Shelf? mouthpiece enables you to reproduce bugles and cow calls accurately and easily with little air pressure * Comes with patented Blue -InchSnap-On-Inch Reed that is long lasting, giving you perfect tension and tones every time * Camo cover, protective cap, lanyard, insturctional DVD.