Topo Athletic - Ultrafly 6 - Grey/Navy - Men's Size:US10.5 Wear detection allows for automatic

Wear detection allows for automatic device pairing for new workouts

The Extreme Line was created with the deep adventurer at heart

Elastic laces that only need to be tied once the pulled on

Formulated specifically to reduce back pain

Reflective seams

Topo Athletic - Ultrafly 6 - Grey/Navy - Men's Size:US10.5 Wear detection allows for automaticTopo Athletic has freshened the it up from top to bottom to amplify the comfort and light stability thats been the foundation of Ultrafly from the start. With even more cushioning than its predecessor, they redesigned the medial post to now wrap the heel to ensure smooth stability throughout. The ZipFoam midsole continues to evolve, now providing an even more responsive ride. Additional rubber coverage on the outsole improves durability and traction,