Before you order, here’s a simple way to make sure you get the right size T-shirt. This is important because T-shirt sizes vary between different producers and our sizing is generous.
So firstly take one of your T-shirts that fits you well (not a stretch fabric one) and place it flat on a table. Measure across the chest of the T-shirt from armpit to armpit. This is measurement A on the diagram.
Then take your measurement and look on the chart below to show you the size you need to order for the correct fit: