So what we want to do is fine-tune that special characteristic of the light so it shines back and it doesn't absorb into the material and cause damage.

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The build on the device is a bit plasticy and certainly can't compare with the touch on that front, though it is quite light and should slip into your pocket easily for a trip to the gym, if you're so inclined.

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Black adds that the company also benefited from the foresight of what she calls a "wear now" merchandising strategy, stocking stores with items like long-sleeved, light T-shirts that can be worn from the waning days of summer right on into the fall.

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