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

It's the perfect base layer for winter runs.

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

Apparel PhillyVoice

Workout PhillyVoice

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

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

Workout PhillyVoice

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

Fitness PhillyVoice

Workout PhillyVoice

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