Size Guide

This chart refers to underwear & shapewear sizes. To determine your bra size, use our calculator.

Size Guide

Alpha Size	Band Size (UK)	Underbust (cm)	Typical Cup Range	Fit Note
XXS	28–30	63.3 – 68.5	A–B	For smaller frames
XS	30–32	68.3 – 72.6	A–C	Snug, petite fit
S	32–34	72.6 – 76	B–D	Fits most 32–34 bands
M	34–36	76 – 80.4	C–DD	Comfortable everyday fit
L	36–38	80.4 – 86.4	D–E	For fuller underbust
XL	38–40	86.4 – 91.4	DD–F	Slightly wider ribcage
1X	40–42	91.4 – 96.9	DDD–G	Supportive fit
2X	42–44	96.9 – 102.3	DD–H	For extra comfort and coverage

Bras

UK	USA	FR, SP, BE	EU, CN, JP	AU, NZ
30D	30D	80D	65D	8D
30DD	30E	80E	65E	8DD
30E	30F	80F	65F	8E
32A	32A	85A	70A	10A
32B	32B	85B	70B	10B
32C	32C	85C	70C	10C
32D	32D	85D	70D	10D
32DD	32E	85E	70E	10DD
32E	32F	85F	70F	10E
32F	32G	85G	70G	10F
34A	34A	90A	75A	12A
34B	34B	90B	75B	12B
34C	34C	90C	75C	12C
34D	34D	90D	75D	12D
34DD	34E	90E	75E	12DD

Underwear

UK	6	8	10	12	14	16
USA	2	4	6	8	10	12
EU	34	36	38	40	42	44
GE	32	34	36	38	40	42
IT	38	40	42	44	46	48
AU	6	8	10	12	14	16
RU	40	42	44	46	48	50
JP	5	7	9	11	13	15