This all-in-one T-shirt self-deodorizes, locks in body heat and

It's the perfect base layer for winter runs.

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A couple of Philly-area high schoolers weigh in on 'cool' running gear

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Philadelphia

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This all-in-one T-shirt self-deodorizes, locks in body heat and keeps you dry

Meet your fitness goals in 2019 by starting the year off with the Resolution Run

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Yes, it is possible to get an infection from sniffing smelly socks — but it's unlikely