Zippy Sizing Tip: Stick with your little one’s actual size! Our Zippy is designed to last 3x longer than the average sleeper, with fold-over cuffs and a comfy fit that grows with them—no need to size up.

Size	Height (inches)	Weight (lbs)
0-3m	21-25	12-15
3-6m	24-27	15-18
6-12m	26-30	18-22
12-18m	29-32	22-26
18-24m	31-34	26-30
2T	33-35	28-32
3T	35-38	32-35
4T	38-41	35-39
5-6Y	42-48	39-49
7-8Y	48-54	48-69