Dead Down Wind Black Premium with NidorX technology features a new innovative 3-Step formula that effectively traps, attaches and destroys odors. NidorX is a highly concentrated compound that entraps and prevents malodor molecules from being detected on contact. When added to our ScentPrevent enzyme formula, Dead Down Wind Black Premium Field Spray is scientifically proven to provide superior immediate and long-lasting odor elimination against the most offensive odors. Product Features NidorX Odor Elimination Technology: The Dead Down Wind Black Premium Field Spray kills human odors more effectively on contact for faster odor elimination performance. Safe and Ecofriendly: Formulated to be safe on skin, clothing and gear. This eco friendly formula contains no biocides and is gentle on humans and the environment. 3 Step Formula: Provides superior immediate and long-lasting odor elimination performance 3X More Effective: Than our competition at eliminatingt the most offensive odors on contact American Made: All Dead Down Wind BLACK and Dead Down Wind products are proudly made in the USA.