Bra sister sizes are substitute sizes you can use when your actual size does not fit you. A sister size is a cup or band higher or lower than your usual.
Cherry Bikini for Women White and Red Bikini With Gingham and
Do you know your sister sizes?
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Any light support bra recommendations for a 32D/ Size 4? : r/lululemon
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Understanding Bra Sister Sizes
Understanding Bra Sister Sizes
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