Aku Alpen Gtx shoes brown

AKU ALPEN GTX shoes brown

• Upper: Full grain leather
• Lining: GORE-TEX ® Performance Comfort
• Sole: Vibram ® Bifida
• weight: 750 g
• Construction: Cemented: Classic rubber sole
• Midsole stiffness: Medium
• Midsole: 6 - 4 mm nylon
• Upper thickness: 2,6 mm

GORE-TEX

GORE-TEX Footwear is a breathable, waterproof but absolutely micropore membrane. Each pore is 700 times larger than a Wasserdampfmolekühl, but 20 000 times smaller than the smallest drop of water found in nature.
Their chemical and physical properties remain unchanged permanently, and make the Gore-Tex membrane biocompatibility and unassailable for chemical agents and acids.
The structure of the shoes GORE-TEX Footwear with XCR guaranteed even during intense physical exertion at high temperatures and optimum climate comfort in the shoe. The laminates GORE-TEX Footwear with XCR consist of extremely breathable and water-repellent materials.

Vibram

Aku uses for a large part of the soles of their shoes, which were in terms of design, the tread and the specific composition of the rubber compound designed depending on the specific user requirements and the shoe exclusively designed in collaboration with Vibram.

DEP = Dynamic Energy Point

The Dynamic Energy Point offers a dynamic support and facilitate the movement
the ankle on the insertion of an element made of synthetic rubber at the level
the ankle. When walking, this element promotes the return of the foot in the
Starting position without further loss of energy.