Best-selling Doe Estrous from Code Blue gives hunters unmatched true-to-life effectiveness when trying to take down that next target buck. The proprietary collection process guarantees each bottle contains pure estrous urine from a single doe, so trailing bucks won't be able to resist its potency! Features: Pure urine collected during a doe's estrous cycle Draw in rutting bucks with the scent of a single whitetail doe in heat Amber glass bottle locks in freshness and potency Collected using the From One Deer to One BottleA(R) process, guaranteeing each bottle contains urine from only one deer Labeled with the deer's unique registration number