You can stop worrying about exterior sounds drowning out your music with these noise cancelling headphones from Sony. They provide 16.5db noise reduction, which means you can shut out loud noises around you, so they're ideal for travelling. Plus, they're designed to fit over the ears, so you can wear them for long periods without feeling discomfort.
Available to collect instore for free or home delivery for a delivery charge.
These are £92+ everywhere else.