Real Sociedad de Fútbol B (also known as Sanse) is a Spanish football team based in San Sebastián, in the autonomous community of Basque Country. Founded in 1951, it is the reserve team of Real Sociedad and plays in Segunda División B, holding home games at "Campo José Luis Orbegozo" of the Zubieta Facilities.
Home games have always been played at the Zubieta Facilities and there were never any other plans to move the team to another location.