The La Sportiva Trango Alp GTX is a 3 season alpine climbing boot. A combination of Idro-Perwanger Roughout leather and synthetic leather create a durable upper while a sticky Vibram sole rounds out the boot. The boot accepts semi-automatic crampons and has a 3/4 shank & 3D ankle flex system to allow comfortable climbing.
FeaturesWeight: 26.5 oz / 750 g
Upper: 2.2mm Idro-Perwanger Roughout Leather/ Water-repellant Lorica® with Antiacqua™ external coating/ Vibram® rubber rand
Lining: Gore-Tex® INSOLE: 7mm Trangoflex with integral nylon shank
Midsole: Micropore (forefoot)/ PU (heel)/ TPU crampon reinforcement in back
Sole: Vibram® Sasslong with Impact Brake System™