Heated front- and rear seats, rain sensing wipers, rear-window sunshades, interior ambient lighting and a large sunroof are optional.

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There have been proposals to send mirrors, sunshades, and parasols into space.

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Yeang's designs use walls of plants, scallop-shaped sunshades, solar panels, advanced ventilation and the structure and of the building itself to collect water and catch cooling air currents.

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Postl says he's pleased with more recent acquisitions, such as Axius, which is bringing out a constant stream of new automotive products, including sunshades, organizer baskets and steering-wheel covers.

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