Ditch the spreadsheets and easily find sizes across ALL brands with
Fit My Kid
| Size | Height | Weight |
|---|---|---|
| Preemie | 0 to 17 in. | 0 to 5 lbs. |
| Find Osh Kosh Preemie on Amazon | ||
| Newborn | 0 to 21.5 in. | 5 to 8 lbs. |
| Find Osh Kosh Newborn on Amazon | ||
| 3 Months | 21.5 to 24 in. | 8 to 12.5 lbs. |
| Find Osh Kosh 3 Months on Amazon | ||
| 6 Months | 24 to 26.5 in. | 12.5 to 16.5 lbs. |
| Find Osh Kosh 6 Months on Amazon | ||
| 9 Months | 26.5 to 28.5 in. | 16.5 to 20.5 lbs. |
| Find Osh Kosh 9 Months on Amazon | ||
| 12 Months | 28.5 to 30.5 in. | 20.5 to 24.5 lbs. |
| Find Osh Kosh 12 Months on Amazon | ||
| 18 Months | 30.5 to 32.5 in. | 24.5 to 27.5 lbs. |
| Find Osh Kosh 18 Months on Amazon | ||
| 24 Months | 32.5 to 34 in. | 27.5 to 30 lbs. |
| Find Osh Kosh 24 Months on Amazon | ||
| 2T | 34 to 36.5 in. | 29 to 31 lbs. |
| Find Osh Kosh 2T on Amazon | ||
| 3T | 36.5 to 38.5 in. | 31 to 34 lbs. |
| Find Osh Kosh 3T on Amazon | ||
| 4T | 38.5 to 41.5 in. | 34 to 38 lbs. |
| Find Osh Kosh 4T on Amazon | ||
| 5T | 41.5 to 43.5 in. | 38 to 42 lbs. |
| Find Osh Kosh 5T on Amazon | ||