Strikers Neymar and Douglas Costa head a young Brazil Olympic football squad looking to bounce back from humiliation in the Copa America Centenario, stand-in coach Rogerio Micale announced Wednesday.
On home soil in next month's Games in Rio, Brazil are bidding to add Olympic gold to their three silver medals, two bronze and five World Cup titles.
Barcelona's Neymar, Costa of Bayern Munich and goalkeeper Fernando Prass, 37, are the only players aged over 23 in the squad.
It is Prass's first international call-up.
Micale selected Paris Saint Germain defender Marquinhos but chose to drop his PSG teammate Thiago Silva.
Brazil face South Africa, Iraq and Denmark in the group stage at the Olympics, which run from August 5 to 21.