Knight and Hale Silver Hammer Turkey Call (Aluminum Pot Call) Features a pot made with wood-impregnated plastic: helps ameliorate one of the biggest downsides to friction turkey calls-their susceptibility to water Features an aluminum friction call surface Material is especially well-suited for making high-frequency turkey sounds Long-range, capturing the attention of turkeys near and far Wood-impregnated plastic enables the call to create the sound of wood, while giving it the durability of plastic