The mouse squeeze is so simple to operate that anyone can use it on their first try.Because you never blow on it there's no moisture to freeze it up.It is very effective when predators are at a close range and need a little more coaxing to close the deal.You will be glad you have this easy-to-use call on your next hunt.Calls: PredatorType: Predator CallSpecies: PredatorsMaterial: RubberSound Species: Mouse/RodentElectronic: NoBattery Size: NoneColor: GreenStyle: HandProofs: Freeze ProofDifficulty Level: EasyHands Free: No