This is part of religion and beliefs of people of Malawi Africa. They dress like this when they are praying to their forFather for rain or heal them for what ever they are facing
<a href="//commons.wikimedia.org/wiki/User:Leinman11" title="User:Leinman11">Leinman11</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>