Wildlife Research Scent Killer Spray Combo 24 oz. 2 Pack - Effective Human Odor EliminationWildlife Research Scent Killer Spray Combo 24 oz. 2 pk. The Wildlife Research Scent Killer Spray Combo is your ultimate solution for eliminating human odor while out in the field. This combo pack includes two 24 oz. spray bottles, ensuring you have a reliable defense against scent detection by wildlife. Whether you're hunting or simply enjoying nature, this spray works at the molecular level to neutralize odors, keeping you undetected by your target.