The Rocky Mountain Hunting Calls TST 2.0 Elk Diaphragm Call 3-Pack offers hunters a versatile set of calls designed for maximum effectiveness in the field. Featuring the innovative Tone Slot design, these calls can be positioned further forward in the mouth to help reduce the gag reflex and allow for easier reed control. This pack includes the All Star 2.0, Contender 2.0, and Champ 2.0 calls, each crafted to produce a wide range of elk vocalizations from cow and calf sounds to high-pitched bugles. Whether you are calling in close-range elk or working aggressive bugles, this set has you covered. The calls deliver consistent sound and user-friendly performance for both novice and experienced elk hunters.