This is a Bruno Mars concert/merch t-shirt, teal/turquoise with a comic book-style graphic, sized Men’s M (Slim Fit) on an Optima Cotton Wear blank. The design style suggests it’s likely from his Doo-Wops & Hooligans / Unorthodox Jukebox era (2011–2013). The condition is fair. See pics to review the conditions and wear. Thanks for looking!