The Social solidarity economy Fair returns for the 4th edition and offers to the citizens of Madrid all kinds of alternatives for consumption such as sustainable fashion, natural cosmetics, furniture, decoration, tableware and drugstore, ethical finance, solidarity insurance, education and training, renewable energy, construction and eco-efficiency, cleaning and gardening, sustainable transport, agro-ecological food healthy and proximity, entities engaged in free culture, that make design and graphic arts with free software or media as the La Marea, Diagonal and the Salmón Contracorriente.
More info (in Spanish) here.