The PRIMOS MASTERING THE ART Diaphragm Mouth Elk Calls MADE EASY 3 PACK with CD is a set of high-quality elk calls from the renowned brand, Primos. This pack includes everything you need to master the art of calling elk with a diaphragm mouth call, making it easy for hunters to attract and communicate with these majestic animals. Made in the United States, these calls are designed specifically for elk hunting, making them a valuable addition to any hunter's gear.