Deer have notoriously sensitive noses. Fool even the savviest of deer with Code Blue's top-selling Pure Doe Estrous Urine, collected from a single doe in heat for maximum trophy buck attractant power. 100% pure urine collected during a doe's estrous cycle. Draws rutting bucks in with the scent of a single whitetail doe in heat. The most potent estrous urine on the market. From One Deer to One Bottle® collection guarantees every bottle contains urine from one deer. Amber glass bottle locks in freshness and potency and is labeled with the deer's unique registration number.