Diono olympia car seat - graphite model (30110)- retired model but continues to meet highest safety standards. Manufacture date Sept 29 2014, per transport Canada site, Diono i/c/b (infant, child, booster) seats are rated for eight years from manufacture date for infant and child plus two years extra for booster. Seat certified until Sept 29 2022 for infant/child and Sept 29 2024 as a booster. Originally a $500 seat, asking $100. Has been cleaned and well taken care of. No accidents of any kind in the seat. Seat cover has been washed. Comes with manual.