MEXICO CITY, July 28, 2016 (Xinhua) -- A former inmate of a Mexican prison works on a leather piece to make goods for the Prison Art project, in Mexico City, capital of Mexico on July 26, 2016. Prison Art is a trademark which offers great variety of leather goods made by inmates from several prisons in the country. It can help inmates obtain monthly income and also offers opportunity for inmates after they leave prison. (Xinhua/Carlos Ramirez)