ECCO: Sierra II(Men)The Sierra II features a sporty, low cut upper with a soft feel and optimal foot climate. The highly breathable textile lining ensures an optimal climate for your feet. The direct-injected PU foam midsole provides long-lasting cushioning and great everyday walking comfort. RECEPTOR® Technology provides excellent stability and dynamic support from the ground impact to the toe-off. The rugged rubber outsole profile offers outstanding grip and traction on varied terrain.