Brazil is sending 310 athletes to Cochabamba. The complete list is here: https://www.cob.org.br/en/time-brasil/jogos-sul-americanos-cochabamba-2018/nossos-atletas-em-cochabamba
We are sending A-teams in the following sports: athletics, badminton, bowling, canoeing, track cycling, fencing, trampoline, handball, field hockey, rugby, karate, wrestling, synchronized swimming, figure skating, diving and shooting.
Other sports are sending alternative teams but with pretty good athletes such as Arthur Zanetti, Flavia Saraiva, Jade Barbosa, Caio Souza, Francisco Barretto, Natália Gaudio and Maicon Andrade.