On Running Sports Bras Size Guide

	XXS	XXS D-DD	XS	XS D-DD	S	S D-DD	M	M D-DD	L	L D-DD	XL	XL D-DD
Bust	30 – 31	31 – 32.5	31 – 32.5	33 – 34.5	33 – 34.5	35 – 36.5	35 – 36.5	37 – 38.5	37 – 38.5	39 – 40.5	39 – 40.5	41 – 42.5
Underbust	26 – 27	26 – 27	27 – 28	27 – 28	28 – 30	28 – 30	30 – 31.5	30 – 31.5	31.5- 33	31.5 – 33	33 – 34.5	33 – 34.5
Cup Size	28A-28C	28D-28DD	30A-30C – 32A-32B	30D-30DD	32C – 34A-34C	32D-32DD	36A-36C	34D-34DD	36A+-36C+	36D-36DD	38A-38C	36D+-36DD+

How To Measure

1. Bust: Measure around the fullest part across bust points, keeping the tape horizontal.
2. Underbust: Relax and measure around the top of your ribcage, just under your bust.