Traffic Jam Wooden Grunt Call The Traffic Jam Wooden Grunt Call delivers unmatched versatility, capable of producing mature buck grunts, young buck grunts, doe grunts, estrous bleats, and fawn bleats by simply adjusting the internal O-ring . The wooden barrel creates smooth, mellow grunts while still offering the power to produce high-volume grunts , including aggressive buck growls , when the situation calls for it. This balance of realism and volume makes it effective in a wide range of hunting scenarios. From subtle calling to aggressive sequences, the Traffic Jam Wooden Grunt Call gives you the confidence to bring in the buck of a lifetime .