This has two buttons to allow for growth. So is a true 6-9 months could be stretch much more-buttons are a great touch! This is from the fit modeling version of this pre fall Janie & Jack onsie . (Potentially This coming season) This does NOT have a label. It is used to fit the proper and accurate sizes for the company . it’s the stunning look and quality you have come to expect from j& j So adorable and chic