It features long arms and legs, a hood and side pocket ... And to back this up, we saw a 20-something old woman wearing a cosy onesie walking to the train station just the other day.

It makes comfortable and super-warm onesies, rompers and dressing gowns ... like going to the loo without a huge song and dance. The hood is also Sherpa-lined for even more snuggly warmth, and ...