The HD Hen Series Mouth Call 3-Pack gives you three options that allow you to produce all the true-to-life sounds you need to call in a wary tom. Split V: Great option for bold yelps and cutting W-Cut: Good for beginners and advanced callers; produces two-tone raspy yelps and clear soft clucks and purrs Combo Cut: Great for all-around calling from soft clucks and purrs to raspy cuts and yelpsSpecifications: Includes 1 of each HD Hen Series Mouth Calls: Split V Combo Cut W-Cut Three reeds Reeds: Latex Frames: Aluminum Handmade in the U.S.A.Technique: Place the call in the roof of your mouth with the printed K&H logo on top and the reeds facing out. Place your tongue against the reeds then apply pressure. Push air from your throat to produce notes.Yelp: With pressure applied to reed say the words "chick" or "chuck" with even rhythm.Cluck: With pressure applied to reed say the word "puck" with even rhythm.If the call feels too large for your mouth trim tape up to 1/16".