When I look myself up in a sizing table (such as 'size XL means 42 inches chest,') is the table showing the size of the garment, or the size of my measurement?

Size guide – Saint James USA

What is the difference between garment measurements and body measurements? - Quora

I wear US size XL sleeves. What is the equivalent size in Asian measurement? - Quora

Find My Fit – Kinflyte

What size do I try if 44DDD is too big in the cups and slightly big in the band but 42DDD is tight in the band but too big in the cups?

Convert Asian sizes to US sizes, UK and EU sizes – Asian size conversion chart

is Shein recommended size accurate? I fit into a medium in dresses in most clothing brands even ones that seem to run small. But I am worried the Recommended size is wrong

What does S mean on a T-shirt sizing chart? - Quora

Men's Size Guide, How To Measure Your Body

Do you have to take measurements of your chest when buying clothes online? - Quora