However, I assume you are referring to the tradition of some people running or marching naked or semi-naked on May 1st, which is not a widely accepted or official part of the holiday.
Here's a draft essay:
The Naked May Day run in Odessa has become a notable event, attracting both local and international attention. Supporters of the event argue that it is a form of self-expression, body positivity, and a way to promote tolerance and acceptance. They see it as an opportunity to challenge conventional norms and expectations surrounding nudity and public behavior. naked may day in odessa top