Cringe of hipsters

a collective noun for a group of hipsters, as in a murder of crows or a pack of wankers.

"Have you seen those fellas over there? The ones drinking ale out of a boot with froth on their waxed moustaches. No, not them, the one with the Edwardian top hat next to the lad that rode in on an ostrich, that cringe of hipsters stood at the bar"