Dead Down Wind’s ScentPrevention 3 step system is anall inclusive system of scent prevention for your laundry,your body, and for out in the field. 12oz bottle ofConcentrated Laundry Detergent is e1, “the first step to asuccessful hunt is clothing preparation.” Body & HairSoap is e2, “managing human scent starts in the shower.”12oz Evolve Field Spray is e3, “the last line of defense.”All products in the 3 step system contain our proprietarybio-engineered enzyme technology.