The design that started it all is back and smaller than ever ;D
 
Rabbit Skins
100% combed ringspun cotton
1x1 baby rib
Flatlock stitched seams
Double-needle stitched ribbed binding on neck, shoulders, sleeves and leg openings
Innovative three-snap closure
CPSIA compliant tracking label in side seam
Easy Tear™ label
 
Kids can always grow into a shirt or onesie that is a bit big, they won't squeeze into one that is too small. Go up a size if you are in doubt :)