Updates to La Sportiva Trango Tower Extreme GTX

  • The La Sportiva Trango Tower Extreme GTX is intended for winter day hikes to high alpine pursuits. It grants weather and outdoor protection through its abrasion-resistant upper lined with a moderately insulated Gore-Tex laminate.
  • Under the foot, it employs a sole unit called La Sportiva One. It includes a TPU midsole that delivers comfort and a Vibram outsole that creates traction.

Size and fit

The Trango Tower Extreme GTX from La Sportiva caters to male and female mountaineers. It is offered in standard width and regular sizes. It reasonably runs true to size. The boot’s differentiated lacing system permits users to customize the tension on the forefoot and the shaft.


Making this high-cut mountaineering boot adhere to different ground surfaces is a Vibram outsole. It comes with a Climbing Zone in the toe area which assists wearers on steep uphill slopes. On the other hand, it is incorporated with the Impact Brake System at the rearfoot which enhances downhill grip.


This mountaineering boot comes with a 6-7 mm TPU midsole with PU inserts to receive crampons in the toe and heel areas. It sits atop a dual-density micropore EVA which yields extra cushioning. An antishock insert is placed at the rearfoot to optimize comfort upon ground contact. Additional warmth is provided by the gear’s default footbed, the 9 mm Insulated IBI-Thermo.


The Trango Tower Extreme GTX’s upper is made of high-tenacity nylon with mono-bava reinforcements. There are Honeycomb Guard inserts and FlexTec 3 in areas prone to scuff to amplify its durability. The boot is lined with Gore-Tex Performance Comfort laminate that yields waterproofing, breathability and insulation. A combination of lightweight Microfiber inserts and Light PU thermo adhesive contributes to the overall design of the product.

The La Sportiva’s 3D Flex System is also equipped in this mountaineering boot. It maximizes the mobility of the heel and renders better control.

The boot comes with a PU Tech Lite toe cap that serves as a shield for the forefoot. It also features a collar tip gaiter for additional warmth and protection against intrusion of loose debris and snow. Its lacing system uses combination eyelets. Then a pull tab at the back facilitates smooth on and off. 

Additional Info

  • This La Sportiva product is compatible with hybrid and automatic crampons.

Facts / Specs

Weight: Men 25.8oz / Women 21.5oz
Use: Alpine
Cut: High cut
Features: Insulated
Waterproofing: Waterproof
Width: Normal

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Paul Ronto
Paul Ronto

Over the past 20 years, Paul has climbed, hiked, and ran all over the world. He has summited peaks throughout the Americas, trekked through Africa, and tested his endurance in 24-hour trail races as well as 6 marathons. On average, he runs 30-50 miles a week in the foothills of Northern Colorado. His research is regularly cited in The New York Times, Washington Post, National Geographic, etc. On top of this, Paul is leading the running shoe lab where he cuts shoes apart and analyses every detail of the shoes that you might buy.