Barcelona have announced their squad for the Audi Cup, Lionel Messi is out due to injury.
Valverde has called 26 players for the US tour, which takes place on August 8 and 10 in Miami and Detroit.
The FC Barcelona will face Napoli twice before the first round of La Liga.
Full squad:
Goalkeepers: Ter Stegen, Neto, Inaki Pena.
Defenders: Semedo, Pique, Todibo, Lenglet, M.Wague, Jordi Alba, S.Roberto, Umtiti, Junior.
Midfielders: I. Rakitic, Sergio, Coutinho, Arthur, Rafinha, Alena, F. De Jong, Vidal, Riqui Puig.
Forwards: Suarez, O.Dembele, Griezmann, C.Perez, Abel Ruiz.