Free Printable Coronavirus Signage | Signs.com- washing hands templates ,Hand Washing Signs. The most important thing that you can do to keep yourself healthy is wash your hands frequently and the right way. Display these hand washing signs as a reminder to those around you of the importance of hand washing. If you would like to purchase one of these templates, click here: handwashing sign templates.Free Printable Coronavirus Signage | Signs.comHand Washing Signs. The most important thing that you can do to keep yourself healthy is wash your hands frequently and the right way. Display these hand washing signs as a reminder to those around you of the importance of hand washing. If you would like to purchase one of these templates, click here: handwashing sign templates.