When trying to decide between two sizes, choose the larger size for a better fit.
| Size | Chest | Waist | Hips | Height | Weight |
| 0-6 Months | Up to 18 | 17.75 | 18 | 23-25 | 8-16 lbs. |
| 6-12 Months | 19.5 | 18.5 | 19.5 | 25-29 | 17-23 lbs. |
| Bunting | Up to 18 lbs. | ||||
| 24months-2T | 20-22 | 18-20 | 33-37 | 20-28 lbs. | |
| 3T-4T | 21-23 | 19-21 | 38-40 | 28-36 lbs. | |
| Small/ 5-6T | 22-25 | 19-22 | 38-46 | ||
| *in inches |
