Happybiri.com  entire collection of size-chart in one page! Size measurements are taken from one side of the underarms to the other. We do not measure from shoulder to shoulder. To find out if a particular t-shirt will fit you, take your old t-shirt, measure it form the underarms, and match it using our size chart.

Individual size charts can still be found in their respective product pages.

         red jumpsuit SIZE
  cat babybasic