Size Chest

(in inches)

Waist

(in inches)

Hips

(in inches)

Sleeve Length

(in inches)

Body Length

(in inches)

3 Months 15 15 28 2 1/2 11 1/2
6 Months 38-40 32-34 29 2 3/4 12 1/2
12 Months 42-44 36-38 30 3 12 1/2
18 Months 46-48 40-42 31 3 1/4 14 1/2

When trying to decide between two sizes, choose the larger size for a better fit.