y shaped flex grooves coordinate with natural foot flexion axes
Tubes Trail brings the ultimate comfort of K Swisss Tubes technology even on your off road activities. V shaped webbing loop adds midfoot support and creates a stylish lacing design. Tubes cushioning provides ultimate plushness and comfort underfoot while the tube structures collapse and rebound as you walk. Aosta II rubber outsole offers optimal durability and traction on various terrainsCan withstand heavy and frequent use