Use the chart below to determine your child's size based on length, weight and average age.
| AGE IN MONTHS | US TODDLER SIZE | CHEST (in.) | WAIST (in.) | HIPS (in.) | HEIGHT (in.) |
|---|---|---|---|---|---|
| 0–3 | – | 16.25–17 | 16.5–17.5 | 16.5–17.5 | 23.5–25.5 |
| 3–6 | – | 17–17.75 | 17.5–18.5 | 17.5–18.5 | 25.5–27.5 |
| 6–9 | – | 17.75–18.5 | 18.5–19 | 18.5–19 | 27.5–29.5 |
| 9–12 | – | 18.5–19 | 19–19.5 | 19–19.5 | 29.5–31.5 |
| 12–18 | – | 19–19.75 | 19.5–20.25 | 19.5–20.25 | 31.5–33.5 |
| 18–24 | 2T | 19.75–20.5 | 20.25–21 | 20.25–21 | 33.5–35.5 |
| 24–36 | 3T | 20.5–20.75 | 21–21.25 | 21–21.25 | 35.5–37.5 |
| 36-48 | 4T | 20.75–22 | 21.25–22 | 22–23 | 37.5–41 |
| AGE IN MONTHS | US TODDLER SIZE | CHEST (cm) | WAIST (cm) | HIPS (cm) | HEIGHT (cm) |
|---|---|---|---|---|---|
| 0–3 | – | 41–43 | 42–45 | 42–45 | 60–65 |
| 3–6 | – | 43–45 | 45–47 | 45–47 | 65–70 |
| 6–9 | – | 45–47 | 47–48 | 47–48 | 70–75 |
| 9–12 | – | 47–48 | 48–50 | 48–50 | 75–80 |
| 12–18 | – | 48–50 | 50–52 | 50–52 | 80–85 |
| 18–24 | 2T | 50–52 | 52–54 | 52–54 | 85–90 |
| 24–36 | 3T | 52–53 | 54–54 | 54–56 | 90–96 |
| 36-48 | 4T | 53-56 | 54-56 | 56-59 | 96-104 |