The back is a glossy white shell, similar to the classic iPods, with a nice big Apple logo in the middle.

CNN: Heather Kelly,

The white shell of the HTC Ruby exudes a "ghostly" quality, which seems to explain its ability to appear and disappear at will.

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And a white silk shell, navy textured tweed lame jacket, and marine wool silk jacquard pant combo looked perfect for the editor at work.

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The red dirt gave way to smooth, egg-shell-white sand.

FORBES: Life

He was wearing a grey hooded top that had lime green laces and front pocket, black shell-type tracksuit bottoms and white trainers.

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The phone is also very individualistic: my test unit only had the sober black shell, but Telus supplies a white back in the retail box, and the more exotic colors (neon green, anyone?) really add character.

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Topeka Capital Markets analyst Brian White believes that the new iPhone will feature a sleek new look that will require a unibody shell.

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He had collapsed between wicker sofa and African coffee table, his legs hairless and white as wax, his stomach a great pale mound, and his face as pinched and pink as crab shell.

NEWYORKER: The Valetudinarian