Odor cant be 100% canceled out, but taking steps to reduce it as much as possible will dramatically improve your odds when upwind from game. Wildlife Research Centers Scent Killer Gold with Hunt Dry technology attacks existing odors at multiple levels and slows down the formation of new odors for maximum performance. Includes 24-oz. pistol-grip spray bottle and 24-oz. easy-grip refill bottle. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Sprays.