For areas where natural urine scents are not allowed, The Buck Bomb Synthetic BucRut Bomb contains 6.65 ounces of synthetic scent that imitates urine from bucks at least 3? years of age. It's the most efficient and effective way to trigger dominant behavior in mature bucks from the pre-rut through the peak of the breeding period. Use Buck Bomb Synthetic BucRut while in your stand or blind, or when stalking deer to create a barrier of cover scent between you and the animal.