FREE Hand-Washing Poster Award Winning Ozark River Portable Sinks are dedicated to infection control and the health of our nation. The Centers of Disease Control and Prevention states that hand-washing is the number one prevention for staying free from sickness. Our portable sinks allow consumers to place hand-washing stations anywhere they need them. We have provided this FREE hand-washing poster download for you to print as many copies as you need. Free printed copies of our hand-washing poster is also available to you just click this link to make your request, or call us toll free: 1-866-663-1982. Remember, You Now Have a Friend in the Ozarks.