Snug as a Bug designs each and every onesie as unisex. Our sizing combines your height and your weight quite accurately. If you like the idea of a baggier onesie, go up a size, if you prefer a slimmer fit, you can go down a size but to ensure accuracy, stick to the chart.
Click on the image below to see the specific sizing chart.
Still not sure? Give us a call at 1-800-539-9517! Since 1992 we have seen thousands of garments on kids and adults and are happy to pass on style, fit and color coordination information to you.