Install Ruban Size from the Shopify App Store

Maternity and nursing bra size chart

A ready-made maternity and nursing bra size chart for your Shopify store: sizes 75 to 90 with underbust and bust in centimeters or inches, a how to measure guide and Find my size. Open it in Ruban Size, adjust it to your brand and choose the products it shows on.

The real size guide. Switch units, or open Find my size.

BandUnderbust (cm)CupBust (cm)
7573-77B89-91
73-77C91-93
73-77D93-95
73-77E95-97
8078-82B94-96
78-82C96-98
78-82D98-100
78-82E100-102
8583-87B99-101
83-87C101-103
83-87D103-105
83-87E105-107
9088-92B104-106
88-92C106-108
88-92D108-110
88-92E110-112

How to measure

  1. Underbust: snugly around your ribcage, just under the bust.
  2. Bust: around the fullest part of your bust, tape level.

Measure from the second trimester: the band grows with your ribcage, the cup with your bust. Choose a fit that is comfortable on the loosest hook.

Use this template in your store

  1. Install Ruban Size

    Free for 5 size charts, from the Shopify App Store.

  2. Start from “Maternity and nursing bras”

    In Size charts, Start from a template. It opens as a draft.

  3. Adjust and choose where

    Your measurements, then the products it shows on. Save.

Try Ruban Size on your store.

Free for 5 size charts. Pro and Fit start with a 14-day free trial, billed by Shopify.