The Tree Gliders, on the other hand, feature a lightweight, breathable, woven tree fiber upper that is as airy as it is good looking, and the lack of a tongue means no adjusting my shoes mid workout. I have my fair share of clumsy moments, but the wide, sturdy sole makes me feel grounded and stable while I exercise. Even on a rainy day, the tread had me striding confidently through the slippery...