Gava pair Aitor Busquets and Aitor Unzué are attracting Primera Liga interest.
Busquets is the younger brother of Barcelona and Spain midfielder Sergi Busquets, while Unzue is the son of Numancia coach Juan Carlos Unzue.
Villarreal and Osasuna are interested in the pair ahead of the opening of the winter market.
Gava are currently competing in the Spanish Third Division.