This lovely long sleeve bodysuit / onesie is from More Than A Fling, a 100% GOTS Certified Organic kids brand from Sweden. Their clothes come in primary basic colours mixed with various colorful unisex prints.
Sizing: More Than a Fling is generously sized compared to standard North American brands. Additionally, sizes for older children are in two years age ranges which may be important if your child is on the border of a range. For full sizes and measurements, please see the Size Info tab on this page.
DUNS Sweden Size Chart
For clothing, measure from the top of the head to the floor