Wildlife Research Center Odorless Formula Scent Killer Super Charged, 24oz Uses Hunt Dry Technology to work long after it dries Proven to stop replicated human odor with 99% effectiveness 10 days after drying in testing at Rutgers University Begins combating odors instantly Use after allowing to dry or right away for odor reduction Utilizes advanced technology to fight odors at a molecular level 24 fl. oz. spray bottle