Baby Onesie Size Chart
| WIDTH (inches) | FITS BABY LENGTH (inches) | FITS BABY WEIGHT (LBS) (lbs) | |
| 3-6m | 9 3/8 | 20-25 | 12-16 |
| 6-12m | 9 7/8 | 25-28 | 16-22 |
| 12-18m | 10 3/8 | 28-30 | 22-27 |
| 18-24m | 10 7/8 | 30-32 | 27-30 |
| WIDTH (inches) | FITS BABY LENGTH (inches) | FITS BABY WEIGHT (LBS) (lbs) | |
| 3-6m | 9 3/8 | 20-25 | 12-16 |
| 6-12m | 9 7/8 | 25-28 | 16-22 |
| 12-18m | 10 3/8 | 28-30 | 22-27 |
| 18-24m | 10 7/8 | 30-32 | 27-30 |