Unlocking the Mystery Behind Los Colchoneros: A Journey Through Atletico Madrid's Rich History and Unwavering Loyalty We weren’t able to create a summary for you. Refresh your page to try again. Throughout their history the club has been known by a number of nicknames, including Los Colchoneros ("The Mattress Makers"), due to their first team stripes being the same colours as traditional mattresses. Throughout their history the club has been known by a number of nicknames, including Los Colchoneros ("The Mattress Makers"), due to their first team stripes being the same colours as traditional mattresses. Feb 16, 2026 · Even after Sánchez moved to Real Madrid , the name stayed with Atlético ' s fans and their club. The team mascot, "Indi," takes his name from this tradition. There is another theory, too. Atlético 's former home, the Estadio Vicente Calderón, stood on the banks of the Manzanares river. Feb 16, 2026 · Even after Sánchez moved to Real Madrid , the name stayed with Atlético ' s fans and their club. The team mascot, "Indi," takes his name from this tradition. There is another theory, too. Atlético 's former home, the Estadio Vicente Calderón, stood on the banks of the Manzanares river. Throughout their history the club has been known by a number of nicknames, including LosColchoneros ("The Mattress Makers"), due to their first team stripes being the same colours as traditional mattresses. Feb 16, 2026 · Even after Sánchez moved to Real Madrid, the name stayed with Atlético's fans and their club. The team mascot, "Indi," takes his name from this tradition.