For those requiring another notch up when it comes to service, Kingfisher Elite offers private jets (on which you can even take a mid-air shower), for charter for business....or, indeed, pleasure.

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All the things you take for granted every day, like flushing the toilet, using the shower or putting a wash on, you can't do.

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The Flex is indeed a waterproof product and can be worn in the shower or even the swimming pool, though we wouldn't advise you take it diving.

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