Together the patented support shelf mouthpiece and expandable hose of the Bull Horn enable you to reproduce accurate bugles and cow calls with variable tones. The hose is also designed to expand from 7" to 24" for compact carry. Includes: patented support shelf mouthpiece, protective rubber cap-also provides storage for extra reeds, sling lanyard, Mossy Oak camo cover, one blue "snap-on bugle reed.