The midsole's sculpted grooves allow for natural flex at key joints during the gait cycle, k swiss shoes.

Mountain Running shoes specifically designed for 'Ultra' enthusiasts who seek maximum cushioning, comfort, protection, and stability during their mountain excursions. Ideal for tackling all types of trails over medium and long distances, up to the most iconic and toughest trail running races in the world, such as the Tor Des Geants (330km), Swiss Peak (360km), Tahoe 200 (320km), etc!

- The XFlow Endurance midsole absorbs impact, reduces muscle fatigue, and ensures a smooth stridemile after mile.

- Built for crushing long distances on even the most technical trailswithout sacrificing comfort or protection.

- The perfect balance of ground feel and cushioning across all terrains.

- Designed for all-day comfort on your longest adventures.

Debris-deflecting tongue designs prevent pebble intrusion, response trail x running shoes.