Every bra size has a sister size: This is how it works

Every bra size has a sister size. What exactly does this mean? And why is it important to know your sister size, especially if you have larger breasts?

Bra Sister Sizes

How to Measure Your Bra Size: Bra Band and Cup Measurement Chart

Bra Talk with Calvin Klein

Sister Size Bra Know Your Sister Size With Chart

Understanding Bra Sister Sizes

Bra Size Calculator India - Find How to Measure Bra Size

ThirdLove Bra Size Chart - Find The Perfect Bra For Your Cup Size

Why is it important to wear the right bra size?

What is 'Sister Size' and how it's different from your bra size?