La Sportiva Nepal Trek Evo GTX

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NPR42,900

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The La Sportiva Nepal Trek Evo GTX is a legendary Italian-made B3-rated single-boot mountaineering and demanding trekking boot combining a 3+ mm Idro-Perwanger® hydrophobic leather upper, Gore-Tex Insulated Comfort waterproof lining, and the exclusive Vibram® Impact Brake System™ (IBS) outsole — buy in Nepal at Makalu e-Traders for the best price on authentic La Sportiva mountaineering footwear.

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The La Sportiva Nepal Trek Evo GTX stands as the benchmark leather mountaineering boot for serious alpinists, Himalayan trekkers, and mountain professionals who demand a proven, resolvable, technically capable boot that performs across the full spectrum of demanding terrain.

Nepal Trek Evo GTX Features

Upper: Idro-Perwanger® hydrophobic treated leather — 3+ mm thickness, single-piece construction, water-repellent treatment applied during tanning; not a surface DWR coating
Waterproof membrane: Gore-Tex Insulated Comfort — waterproof, breathable, and thermally insulating inner bootie liner; not Gore-Tex Performance Comfort or Extended Comfort
Footbed / Insole: Ibi-Thermo 6 mm insulating footbed — thermally insulating removable footbed, adds cold-ground protection underfoot
Midsole: Differentiated-thickness shock-absorbing PU (polyurethane) — thicker cushioning zone under heel and ball of foot; tapered profile; less rigid than Nepal Evo GTX midsole
Outsole: Vibram® Impact Brake System™ (IBS) — co-developed by La Sportiva and Vibram; patented lug geometry maximises ground contact area; resolvable by authorised Vibram resolers
Ankle system: 3D Flex System™ — La Sportiva patent; multidirectional flexible hinge built into the leather upper at the ankle; allows natural dorsiflexion and lateral movement without sacrificing support
Tongue: Removable tongue with integrated ventilation system — removes for fit customisation; ventilation channel allows airflow to reduce internal heat build-up
Lacing: Traditional eyelet + locking eyelet system; EZ OUT pull loop (patent pending) — facilitates one-handed unlocking of the lace-lock eyelet; 100% recycled laces
Crampon compatibility: B3-rated boot (EN ISO 20347 / UIAA classification) — fully compatible with C1, C2, and C3 crampons including automatic (bail-and-frame) crampon systems; front and rear crampon welts present

Technical Specifications

Parameter	Specification
Brand	La Sportiva (Italy — Ziano di Fiemme, Trentino)
Product Name	Nepal Trek Evo GTX
Gender / Fit	Men’s / Unisex (narrow to medium last)
Boot Classification (EN ISO)	B3 — fully rigid, compatible with C1, C2, and C3 automatic crampons
Activity Type	Traditional mountaineering, demanding trekking, mixed terrain, glacier travel
Weight	~1,900 g / pair (EU size 42) (Sportokay — confirmed official La Sportiva data; weight scales per size)
Weight per single boot (EU 42)	~950 g per boot
Upper Material	Idro-Perwanger® hydrophobic leather — 3+ mm thickness
Upper Leather Treatment	Water repellency built into fibre during tanning (not DWR surface coating)
Ankle System	3D Flex System™ (La Sportiva patent) — multidirectional ankle hinge; integral to leather upper
Waterproof Membrane	Gore-Tex Insulated Comfort — waterproof, breathable, thermally insulating bootie
Footbed / Insole	Ibi-Thermo — 6 mm thickness, thermally insulating, removable
Midsole	Differentiated-thickness PU (polyurethane) — heel and ball-of-foot zones cushioned; tapered profile; less rigid than Nepal Evo GTX
Outsole	Vibram® Impact Brake System™ (IBS) — developed in partnership with Vibram®
Outsole Technology	IBS™ lug geometry: maximises simultaneous ground contact; reduces downhill impact on hard surfaces
Resoleable	Yes — Vibram IBS outsole; authorised resolers in Nepal (Thamel)
Tongue	Removable; integrated ventilation channel for fit customisation
Lacing	Traditional eyelet system + locking eyelets at ankle; EZ OUT pull loop at lace-lock (patent pending); 100% recycled laces
Crampon Compatibility	B3 — compatible with C1 (flexible strap), C2 (semi-automatic / step-in frame), C3 (fully automatic bail)
Front/Rear Crampon Welts	Yes — both front toe welt and rear heel welt present
Snow Gaiter Integration	Elastic cuff at rear collar — prevents snow ingress from behind
Available Sizes	EU 36–48.5 (half sizes available)
Available Colours	Anthracite / Red; check Makalu e-Traders for current available colourways
Heel Drop (heel-to-toe)	Not officially published by La Sportiva for this model
Stack Height	Not officially published by La Sportiva for this model
Country of Manufacture	Italy
Original RRP	€473.00 (La Sportiva EU official) / USD $399–$449 (US market)
Certifications & Standards	CE certified; B3 classification per EN ISO 20347 + UIAA boot standard; Gore-Tex licensed product
Warranty	La Sportiva standard product warranty (2 years manufacturing defect — EU market)
Resole Service	Available via authorised La Sportiva and Vibram resolers; check Thamel gear repair shops in Kathmandu

Size	38 – 48

Brand

La Sportiva

Shop authentic La Sportiva trekking shoes and climbing shoes in Nepal at Makalu E-Traders – including climbing shoes, hiking boots, mountaineering boots, approach shoes, trail running shoes, and ski boots.