The headset is built with memory foam ear cushions that mold to the shape of your ears for maximum comfort over extended use, making the Razer BlackShark the most vital weapon for your total PC gaming and music enjoyment.

ENGADGET: Razer unveils its own BlackShark, black and green version ships next month for $120

From that image, the 3-D printer produced a soft mold of the ear.

WSJ: Scientists use 3-D printing to help grow an ear

The buying process for Ultimate Ears starts with a visit to an audiologist who takes an impression of the ear canal with a rubber mold.

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