The conveniently-sized spray bottle with it’s infinitely-adjustable spray nozzle, is the perfect size for smaller jobs around the home, office, clinic, studio and anywhere else where surfaces need protection from the growth of bacteria which cause staining and discoloration, and odor-causing bacteria, fungi (mold and mildew) and algae. Multi-SurfacePro provides durable surface protection that lasts up to 3 months! Why use lesser protectants?