Hunter's Specialties Premium Flex Wild Turkey Diaphragm Call features H.S. Strut's extremely durable and moisture resistant Infinity Latex material. The latex is computer stretched in a 180 degree arc for excellent consistency. The Premium flex is one of the easiest calls to produce a real high front end and drop it into a raspy back note. It also makes realistic kee-kee run calls. The Hunter's Specialties Premium Flex Wild Turkey Diaphragm Call is extremely versatile call that has a place in any turkey hunter's arsenal of calls.