Buck Butter is a Forehead Gland Gel. Use a generous amount of Buck Butter on an existing rub line, and in surrounding areas to increase rub activity. The smell of another Dominate Buck using their territory will bring out the natural aggressive behavior of a Dominate Buck, and may even bring out those nocturnal bucks to see who the intruder is! Product Features To help stimulate rub activity. As a territorial intruder scent. To bring out aggressive behavior in Dominate Bucks.