The superstore Mega is a supermarket, pharmacy, and department store all under one big roof. It has a huge enclosed parking lot and pretty much anything you would need for a short or extended stay on Cozumel. It's open daily from 8 am to 10 pm.
Av. Rafael E. Melgar, at Calle 11, Cozumel, Quintana Roo, 77600, Mexico