Baby
| Size | Length | Weight |
|---|---|---|
| Preemie | to 18″ (46 cm) | to 5 lbs. |
| NB | to 21″ (53 cm) | to 8 lbs. |
| 3M | to 24″ (61 cm) | to 12 lbs. |
| 6M | 24″ – 27″ (61 – 68 cm) | 12 to 16 lbs. |
| 9M | 27″ to 29″ (68 to 74 cm) | 16 to 18 lbs. |
| 12M | 29″ to 31″ (74 to 79 cm) | 18 to 23 lbs. |
| 18M | 31″ to 33″ (79 to 84 cm) | 23 to 26 lbs. |
| 24M | 33″ to 35″ (84 to 89 cm) | 26 to 29 lbs. |
Toddler
| Size | Length | Weight |
|---|---|---|
| 2T | 33″ to 35″ (84 to 89 cm) | 26 to 30 lbs. |
| 3T | 35″ to 38″ (89 to 97 cm) | 30 to 34 lbs. |
| 4T | 38″ to 41″ (97 to 104 cm) | 34 to 39 lbs. |