The Mouse Squeeze is so simple to operate that anyone can use it on their first try. Because you never blow on it, theres 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. 100% FREEZEPROOF! Easiest call ever! Just pick it up and squeeze Great close-range coaxer Requires minimal hand movement.