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| Size | Height | Weight |
|---|---|---|
| Newborn | 18.5 to 22 in. | 6 to 9.5 lbs. |
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| 3 Months | 22.5 to 24 in. | 10 to 14.5 lbs. |
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| 6 Months | 24.5 to 27 in. | 15 to 18 lbs. |
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| 9 Months | 27.5 to 29 in. | 18.5 to 22 lbs. |
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| 12 Months | 29.5 to 30.5 in. | 22.5 to 25 lbs. |
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| 18 Months | 31 to 33 in. | 25.5 to 28 lbs. |
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| 24 Months | 33.5 to 35.5 in. | 28.5 to 30 lbs. |
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| 2T | 33.5 to 35.5 in. | 25 to 28 lbs. |
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| 3T | 36 to 38.5 in. | 29 to 32 lbs. |
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| 4T | 39 to 41.5 in. | 33 to 36 lbs. |
| Find Calvin Klein 4T on Amazon | ||