These are super cute and nice and warm. However, I bought the 12-18 month size for my (average sized, 50th percentile) one year old and when I received them, they were huge! I sent them back and got the 9 month size, and they still looked a bit big but I figured they would shrink. They did shrink, a ton. Far more than other cotton onsies I’ve …
https://www.amazon.com/Hudson-Baby-Unisex-Long-sleeve-Bodysuits/dp/B08K4JWTM9