Books to bed Lola Dutch pj set 2/3T

from the books to bed collection, Lola Dutch and her animal friends adventures. I am not certain why the top is 2T and bottom 3T. That is how it came in package and my little girl worn it fine. cotton fabric. measures laying flat approx TOP: pit to pit 9in length12.5in sleeve length 12in BOTTOM: length 19.5in waist 8.5in inseam 13in preloved worn a few times. small spot in fron top. see photos.