It really isn't hard to guess why this childhood staple is now every street style setter's favourite 'onesie'. The overall has become the quick-and-easy, leg lengthening summer garment of choice. From fitted and flare cuts to white denim and leather iterations, these grown-up updates are anything but childish. Dress it up with statement pumps or layer it over a casual tee — the trick is in how you personalise it. Still need convincing? Just scroll down for instant inspiration.