Masks aid in preventing the spreach of COVID-19 by mitigating droplet spread from coughing and breathing. Countries around the world are starting to utilize masks in stopping the spread. Czech republic has initiated a decree for all citizens to wear mask when outside (see video below) and there is pressure for united states to undertake such measures. The videos below provide further information on masks. We encourage you to conduct your own research.
Disclaimer: Homemade masks cannot prevent you from contracting COVID-19, but they may mitigate droplet spread and protect others. Likewise if others are wearing masks they may protect you. We are not a medical body and do not make any statements about the efficacy of Aussie face masks.