Marks & Spencer to Shock Absorber bra size
The short answer
Marks & Spencer 34E is Shock Absorber 34E by the two brands' own charts. 0 of 13 Marks & Spencer sizes land on a different label at Shock Absorber.
Cups are counted along each brand's own letter order, and the band is carried across unchanged.
| Marks & Spencer | Marks & Spencer builds it for | Shock Absorber, by chart | Same label | Shock Absorber builds it for | Shock Absorber also prints |
|---|---|---|---|---|---|
| 34AA | not published | 34AA | not published | not published | US AA · EU AA · FR AA · AU AA |
| 34A | not published | 34A | not published | not published | US A · EU A · FR A · AU A |
| 34B | not published | 34B | not published | not published | US B · EU B · FR B · AU B |
| 34C | not published | 34C | not published | not published | US C · EU C · FR C · AU C |
| 34D | not published | 34D | not published | not published | US D · EU D · FR D · AU D |
| 34DD | not published | 34DD | not published | not published | US DD/E · EU E · FR E · AU DD |
| 34E | not published | 34E | not published | not published | US DDD/F · EU F · FR F · AU E |
| 34F | not published | 34F | not published | not published | US G · EU G · FR G · AU F |
| 34G | not published | 34G | not published | not published | US I · AU G |
| 34GG | not published | 34GG | not published | not published | US J · AU GG |
| 34H | not published | 34H | not published | not published | US K · AU H |
| 34J | not published | 34J | not published | not published | US M · AU J |
| 34K | not published | 34K | not published | not published | not published |
What wearers say
Charts describe a garment. People who own both brands describe a fit, and their answer ranks above this table once five of them stand behind it. Pick your size in the converter to see whether there are enough yet.
Sources
- Marks & Spencer size guide, read on 2026-09-18.
- Shock Absorber size guide, read on 2026-09-18. Shock Absorber on TrueToSize