Great condition, only worn a couple of times Machine wash, cotton stretch jersey material Chest (inches) lenth (inches) armhole (inches) collar (inches) 6 month 18 13 10 16 1 year 19 14 10 16 2 year 20 16 10.5 16.5 3 year 22 20 11 17 4 year 24 24 12 18 5 year 25 25 13 18.5 6 year 26 28 14 18.5 8 year 28 30 15 20