This valuable combo pack includes Carlton’s Premium Flex™ Single Reed, Double Reed, and 2.5 Reed elk diaphragm calls, plus an instructional DVD featuring elk hunting legend Wayne Carlton. Using our Premium Flex™ process—stretching the latex in an exact 180 degree arc while locking it precisely into place—we create the perfect sound and fit. Made with ultra-durable Infinity Latex®, the result is longer lasting calls with superior sound and consistency.