He explained to The Daily Telegraph newspaper: "If it isn't cool it gets binned.
"I know people might buy it anyway and not everyone's me, but that's how it is: you've got to look at every detail, otherwise you'll end up selling s**t."
He added: "We've got something going on in Copenhagen."
He explained: "I don't want to get caught up in [fashion]. I'm not hostile, but 90 per cent of the music business is run by idiots and I'll guess it's the same for fashion, know what I mean?"
He said: "I haven't got a favourite brand, I haven't got a favourite designer. I like what I like. I spend a lot of money on clothes so I know my s**t.