Original Onesie 2.0 – Size Guide

Size	Height (cm)	Chest (cm)	Waist (cm)	Hip (cm)
XXS	155–166	94	90	91
XS	165–174	100	96	97
S	174–180	106	102	103
M	178–185	112	108	109
L	182–188	118	114	115
XL	186–192	124	120	121
XXL	190–196	130	126	127
XXXL	194–200	136	132	133

Original Onesie 2.0 – Length Guide

Size	Inseam (cm)	CF Length (cm)
XXS	68	74
XS	70	76
S	73	82
M	75	84
L	77	86
XL	79	88
XXL	81	89
XXXL	83	91

Original Fitted Onesie 3.0 – Size Guide

Size	Height (cm)	Chest (cm)	Waist (cm)	Hip (cm)	Shoulder + Sleeve (cm)
XS-SHORT	154–165	86	72	86	66
XS	164–174	86	72	86	72
S	167–176	92	78	92	74
M	169–178	98	84	98	77
L	171–180	104	90	104	79
L-PLUS	171–180	110	94	110	80

* All measurements are garment measurements in centimeters (cm), per onepiece.com's official size charts.
* OnePiece onesies are unisex; for a looser, relaxed fit choose a larger size, for a fitted look choose one size smaller.
* The Height range indicates the recommended body height for each size.
* Measurements may vary slightly by style and fabric.