Originally Posted by
adrianlondon
As for this particular topic, I've never flown F so the dilemma hasn't occurred. I'd probably take the pyjamas as a souvenir and sleep in my jogging pants and loose fitting t-shirt that I boarded in. That's what I do in Y or CW. Unless there's a shower on board I can't find the point in changing.
I always thought that, too, until after my first First and I realized how much less grimy I felt not sleeping in my street clothes for a 10 hour flight. Now I always bring my own sleepwear and change.