Sizing Guide

 Onesie Sizes
Size Weight Height
0-3M 6-12 Ibs. 21-24 in.
3-6M 12-16 Ibs. 24-26 in.
6-9M 16-20 Ibs. 26-28 in.
12M 20-24 Ibs. 28-30 in.
18M
24-28 Ibs.
30-32 in.

 

 Toddler Sizes
Size Weight Length
2T 30-33 Ibs. 32-35 in.
3T 33-36 Ibs. 35-38 in.
4T 36-40 Ibs. 38-40 in.
5T 40-45 Ibs. 40-43 in.

 

 Youth Sizes
Size Fits Sizes Width Length
YS 6-8 15.25 in. 20.9 in.
YM 10-12 16.25 in. 22 in.
YL 14-16 17.25 in. 23.4 in.