The days are still long and the sun's still high in the sky, but the unstoppable approach of September means back-to-school time looms. Whether that means you're going to actual school or college, or just cracking back on with work without constantly having half an eye on cheap holiday websites, there's a fair chance you could do with a few new white shirts.

Happily, what otherwise might be considered a boring sartorial chore has been brightened up by the sheer range of smart variations on the humble button-down available these days. Here's a few options to whet your appetite for an autumn wardrobe refresh.