Use the chart below to convert your bra size to your New Balance alpha size (XS-XXL) or split alpha size (XS A-C thru XXL D-DD).
Find your underbust measurement by wrapping a measuring tape underneath your bust where your bra band usually sits. Your underbust measurement will correspond with "Band Size."
Find your overbust measurement by wrapping a measuring tape over your bust at the widest part.
Find your alpha size by matching your band size with your overbust measurement in the chart below.
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