The Premier League trio have all been called up to Vicente Del Bosque’s squad for Spain’s forthcoming friendly games against Italy and Romania as they continue their preparations for this summer’s European championships in Spain.
Mata headed to international duty fresh from helping Manchester United wrap up a 1-0 win over Manchester City on Sunday.
Fabregas, meanwhile, scored both goals as Chelsea drew 2-2 with West Ham at Stamford Bridge on Saturday.
Here are some of the best pictures from Monday’s Spain training session.
MORE: Man United latest news
MORE: Arsenal latest news
MORE: Chelsea latest news
MORE: Liverpool latest news