With Hunt Dry Technology, for Hunting Outerwear and Boot Bottoms.Now 99% 10 Days After Drying!*This spray is a high-powered human odor elimination formula that has been chemically blended with the scent of autumn woods and fields. The result is a very mild masking scent effect along with high-powered scent elimination qualities.Engineered to fight human odor while adding a subtle scent of the woods and fields during the fall.Long term effectiveness.High Output Sprayers – will even spray upside down!Use the complete Scent Killer System for maximum results.* 99% effective at stopping replicated human odor 10 Days After Drying – in testing at Rutgers University.