Size chart

Onesie Sizes

S M L XL 2XL 3XL 4XL
Length 28 in /
71.2 cm
29 in /
73.7 cm
30 in /
76.2 cm
31 in /
78.8 cm
33 in /
83.9 cm
35 in /
88.9 cm
37 in /
94 cm
Waist 30 in /
76.2 cm
32 in /
81.2 cm
36 in /
91.4 cm
40 in /
101.5 cm
44 in /
111.7 cm
47 in /
119.3 cm
51 in /
129.9 cm
Chest 34 in /
86.4 cm
36 in /
91.5 cm
42 in /
106.7 cm
38 in /
96.2 cm
45 in /
114.8 cm
48½ in /
123.4 cm
52¾ in /
134 cm