| Underthenile Size Chart |
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| Baby Sizes |
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| Months |
Weight (pounds) |
Length (inches) |
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| 0-3 Mos |
8.5 - 12 |
20 - 23.5 |
|
|
| 3-6 Mos |
12.5 - 16 |
24 - 25.5 |
|
|
| 6-9 Mos |
16.5 - 19.5 |
26 - 27.5 |
|
|
| 12-18 Mos |
20.5 - 26 |
28.5 - 32.5 |
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|
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| 3 Mos |
8 - 12.5 |
21.5 - 24 |
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| 6 Mos |
12.5 - 16.5 |
24 - 25.5 |
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| 9 Mos |
16.5 - 20.5 |
26.5 - 28.5 |
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|
| 12m Mos |
20.5 - 24.5 |
28.5 - 30.5 |
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|
| 18 Mos |
23.5 - 26 |
31 - 32.5 |
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|
| 24 Mos |
26.5 - 28 |
33 - 35.5 |
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| Toddler Sizes |
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| 2T |
26.5 - 28 |
33 - 35.5 |
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| 3T |
28.5 - 32 |
36 - 38.5 |
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| 4T |
32.5 - 37 |
38.5 - 41.5 |
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| 6T |
42.5 - 47 |
45 - 47 |
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