Aku Women's Alterra II GTX Hiking Boot

Versatile trekking model, designed for medium difficulty and duration excursions on mixed terrain. The asymmetrical lacing system, combined with the construction of the tongue in stretch Gore-Tex fabric, guarantees precision in the closure and comfort of fit. Vibram Weave technology tread with dual-density wedge in polyurethane and recycled EVA for optimal grip and cushioning on the most uneven surfaces. The insole - sole - tread body is developed with exclusive AKU Elica Natural Stride System technology to promote biodynamic efficiency. Made in Europe.

Upper: 1.6 mm suede stretch fabric
Upper protection: liba® smart pu
Lining: gore-tex® more seasons
Tread: vibram® alterra II
Midsole: pu eva
Mounting insole (stiffness): 6-4 mm nylon microporous (medium)
Footbed: custom fit soft
Women's weight (gr. ½ pair): 540
Women's sizes (UK): 3 - 9