Evolve 3D ESP Field Spray, a bio-engineered formula that prevents and terminates a broad spectrum of odor - human body, smoke, gas, and other contaminant odors. It is the last line of defense against any alarming contaminant scents a hunter may acquire before and during the hunt. The 64 oz bottle comes with an 12 oz sprayer bottle. Shake well before using.FeaturesEliminates humor odorLarge refill bottle12 ounce spray bottle