Built for off-road adventures, the FuelCell Summit Unknown v4 running shoe features a FuelCell midsole for energized rebound,a Hydrohesion outsole with aggressive lugs and a Rock Stop plate for grip on wet and muddy terrain. The bootie-style upper offers optimal support, while the Toe Protect technology helps protect the feet from debris.
The FuelCell foam midsole contains approximately 3% eco-materials and guarantees a propulsive feeling that pushes you forward. Eco-materials come from renewable resources.
Mesh and synthetic material upper
High upper that hugs the foot and provides snug, comfortable support
Toe Protect technology to protect the foot from rocks, roots and debris
Rock Stop plate outsole distributes pressure to protect the ball of the foot on uneven or rocky terrain
Hydrohesion rubber outsole to maintain grip in wet conditions