The superior, human scent elimination formula of SCENT KILLER has been chemically blended with the natural scents of autumn woods and fields to give you the most powerful weapon ever against a buck's most powerful defense - his nose! Unique, complex formula eliminates human odor by preventing odor causing molecules from forming a gas. Chemically blends in non-alarming odors common to woods and fields during the fall. Long term effectiveness keeps you free of human odor for hours while also providing natural cover scent. Use complete System for maximum results.