A chart of bootie sizes is a handy thing to have if you are into making booties for babies. Obviously! As with much of the measurements of things, there does not seem to be a concrete, universally agreed upon sizing. So I will just go with this below.
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Source Credit: Lilbabythangs.blogspot.com
The original of the chart above can be found at Bootie Sizes Chart by lilbabythangs That is my quick tip of the day. Enjoy!