Bra Size Conversion Chart | Easily Find Your Best Bra Size

International Bra Sizing Charts

International bra size measurement systems vary.

It's important that you know your measurements before you shop for a new bra. First, determine your bra size by following our quick and easy instructions for DIY Bra Sizing. Then, use the international cup and band size conversion charts below to find your correct bra size.

For more information on how to measure your bra size, watch HerRoom's How to Measure Your Bra Size Expert Video.

HerRoom's Fitting Room™ is your key to getting insider information, including fitting and sizing advice, wardrobe guidance, and other tips and tricks that can change the way you think about shopping for lingerie!

Cup Size Chart
UCS®	USA	UK	Europe	France	Italy	Australia	Japan
	AA	AA	AA	AA	AA	AA	A
	A	A	A	A	A	A	B
	B	B	B	B	B	B	C
	C	C	C	C	C	C	D
D1	D	D	D	D	D	D	E
D2	DD or E	DD	E	E	E	DD or E	F
D3	DDD or F	E	F	F	F	DDD or F	G
D4	DDDD or G	F	G	G	G	DDDD or G	H
D5	H	FF	H	H	H	H	I
D6	I	G	I	I	I	I	J
D7	J	GG	J	J	J	J	K
D8	K	H	K	K	K	K	L
D9	L	HH	L	L	L	L	M
D10	M	J	M	M	M	M	N
D11	N	JJ	N	N	N	N	O
D12	O	K	O	O	O	O	P

Tomima's Tip

"Larger than a D cup? Check out my Universal Cup Sizing™."
Learn more here.

Band Size Chart
USA	UK	Europe	France	Italy	Australia	Japan
28	28	60	75	0	6	60
30	30	65	80	0	8	65
32	32	70	85	1	10	70
34	34	75	90	2	12	75
36	36	80	95	3	14	80
38	38	85	100	4	16	85
40	40	90	105	5	18	90
42	42	95	110	6	20	95
44	44	100	115	7	22	100
46	46	105	120	8	24	105
48	48	110	125	9	26	110
50	50	115	130	10	28	115
52	52	120	135	11	30	120
54	54	125	140	12	32	125
56	56	130	145	13	34	130