Proudly stake your claim as the #1 fan in the stands with some official Mercer University hats and gear from Top of the World! FansEdge offers the biggest selection of Mercer University Top of the World hats, including fitted and adjustable styles, featuring your favorite team logo and colors. When there’s a chill in the air, grab Mercer University knit hats from Top of the World to keep warm while you’re rooting for your squad. Round out your closet with Mercer University apparel from Top of the World, including t-shirts, jackets, hoodies and more.