Harper Wilde to Shock Absorber bra size

The short answer

Harper Wilde 34D is Shock Absorber 34D by the two brands' own charts.

Cups are counted along each brand's own letter order, and the band is carried across unchanged.

Every Harper Wilde size read across to Shock Absorber. US sizes on the left, UK on the right.
Harper Wilde	Harper Wilde builds it for	Shock Absorber, by chart	Same label	Shock Absorber builds it for	Shock Absorber also prints
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
34DDD	not published	34E	not published	not published	US DDD/F · EU F · FR F · AU E

Tinted rows change label or sit between two sizes. Read from the two charts only; no formula and no averaging.

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.

Open in the converter Add an item you own

Sources

Harper Wilde size guide, read on 2026-09-18. Harper Wilde on TrueToSize
Shock Absorber size guide, read on 2026-09-18. Shock Absorber on TrueToSize

Shock Absorber to Harper Wilde