As expected. 2 year deal, 2nd year is player option so Baynes keeps some flexibility.
https://www.celticsblog.com/2018/7/...back-to-the-celtics-on-2-year-11-million-deal
https://www.celticsblog.com/2018/7/...back-to-the-celtics-on-2-year-11-million-deal