Kayland Stellar GTX are cramponable, ultra-light trekking and mountaineering boots ideal on rock, mixed terrain, snow, ice! The upper is enveloping and made of super resistant fabric and to further improve protection a rubber reinforcement has been added on the toe cap. There is the Gore-Tex membrane that makes them waterproof and breathable, nothing better in case of damp, rain or snow. There is the Kayland Ankle Lock Technology protective system designed to protect the ankle by keeping it firmly in place and allowing natural movement. The lycra collar helps improve wearing comfort and protection. The lacing system is the Smart Lace System, comfortable and fast, which allows a customized and variable volume adjustment. The strong point of this boot, however, is the midsole sole block which is made exclusively by Vibram and allows for incredible performance and comfort! The soft PU midsole absorbs shocks, while ensuring good sensitivity, also being made of honeycomb it has a light structure that facilitates thermal insulation. The Vibram rubber sole, on the other hand, guarantees maximum grip on all types of terrain. There is also the possibility of using semi-automatic crampons. Kayland Stellar GTX mountaineering boots