La Sportiva Jackal II Boa.

Mountain Running® shoe with Gore-Tex® membrane and Invisible Fit technology, ideal for off-road running during the winter months, over long distances and extended training sessions.

This is achieved thanks to the excellent shock absorption guaranteed by the innovative midsole with Infinitoo technology.

Product Features:

• Innovative dual-density EVA midsole/sole package
• Equipped with Infinitoo technology, two internal polyurethane cushions that absorb shocks with high energy return.
• Double Boa® Fit System: maximum heel grip and optimal volume adjustment at the front with a double 3-layer microfiber closure flap to ensure waterproofing and flexibility at the same time.
• Technical fit dedicated to long-distance performance.
• SpiyralFit tongue and collar construction in highly elastic multi-layer Ariaprene: protects against impacts and debris entry, ensuring high breathability.