Scent Killer® Washes and Sprays kill human odor so deer don't sniff and spook. New ultra-effective formula for your hunting clothes. Sprays have Hunt Dry® technology, found to be 99% effective at stopping replicated human odor during testing, 10 days after drying. Can be applied days in advance. Specially designed blend of odor-fighting ingredients. Attacks odors and prevents new ones from forming. Works wet or dry, offers maximum performance after it dries, works 10 days. Here you get a 24 fl.-oz. spray bottle along with a 1-gal. refill. Made in the USA.