Bac Shield is odorless, water-based, safe, non-toxic, naturally occurring molecule that forms an invisible anti-microbial shield inhibiting the growth of harmful and foul odor causing microbes, germs, bacteria, mold, and fungi. It does not leave any soap scum or residue. It does not wash off and its efficacy is not reduced by any kind of leaching mechanism and providing antimicrobial protection for a minimum of ninety (90) days. Effective on sports apparel, sports equipment, locker rooms, mats, bathroom showers. Before application of Bac Shield all surfaces must be cleaned, de-greased, disinfected. Bac Shield is a concentrated product. Dilute 1 gallon of product with 4 gallons of water. 16 ounces will over 200 square feet, 1 gallon will cover 1500 square feet, 5 gallons will cover 7500 square feet. During application follow label instructions. Use pump up sprayer or ride on spray equipment. Apply a consistent uniform thickness spray pattern. Being water-based it will dry in about 5 minutes.