Max Flexor is a pre-made playable freshman year student majoring in physics at Académie Le Tour. He lives in 4 Danish Drive, with his friend, and roommate Mitch Indie. Max's bio says that he enjoys reading and cooking, and is trying to absorb some of Mitch's "cool" vibe.
He wears the same outfit as Joshua Ruben, a college student from Sim State University, and he has short brown hair and a blue hat. Mitch and Max's names are a pun of "Mix and Match". When editing in SimPE, Max's zodiac sign is not recognized.
A Flexor may be a person who flexes his muscles, thus it is implied that "Max Flexor" flexes a lot. Even though Max is thin, his fitness level indicates that he is supposed to be fit.