Niche verticals May 5, 2027 5 min read
Size Guide for Bra Brands
Bra brands use different cup-letter conventions after D. US: D, DD, DDD, DDDD. UK: D, DD, E, F, FF. Same volume, different labels. Specialty brands serve D+ better.
The Chart
| Brand | Cup System | Range |
|---|---|---|
| Wacoal | US | 30-44 / A-G |
| Calvin Klein | US | 30-40 / A-DDD |
| Victoria's Secret | US | 30-44 / AA-DDD |
| Elomi | UK | 32-44 / DD-K |
| Panache | UK | 28-40 / DD-J |
| Curvy Kate | UK | 28-44 / D-J |
FAQs
Find your size pre-purchase?
Multiple brands have online fitter tools. Or measure underbust + bust to determine cup. Tailor Size Guide AI fit covers across brand variations.
First-time bra shopping?
Get fitted in-store first time. Then know your size + brand + style preference. Online ordering accurate after baseline established.
Need this on your store?
Tailor Size Guide ships pre-built size charts for Shopify.