The Arcadia Invitational will have 4,000 athletes representing more than 500 schools from 31 different states and six countries competing in the 2-day meet. The Arcadia Invitational has had more than 150 athletes go on to compete at the Olympic games. The meet is sponsored by Nike and has seen 31 national records set at it. This year there will be para-athletes competing as well. More than 10,000 spectators are expected to attend.