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La Sportiva
Jackal II GTX
Winter 2023.24

Published by Mountainblog on .

La Sportiva Jackal II GTX

Mountain Running® shoe in Gore-Tex® membrane with Invisible Fit technology dedicated to off-road running in the winter months over ultra distances and prolonged workouts.This is enabled by the exceptional cushioning guaranteed by the innovative midsole that uses Infinitoo™ high energy return technology.


  • Comfortable, wide fit designed for use in ultra-trails
  • Lacing with loops incorporated directly into the side panels of the upper , making it easier to adjust volumes
  • Side Net-Mesh for maximum breathability
  • Rock-Shield integrated into the high-density EVA midsole for stabler running
  • FriXion® Red compound tread, lugs with differentiated thickness and Impact Brake System and FLEX grooves.


  • Soft and snug Comfort-Fit tongue for maximum freedom of movement, internal gusset construction to protect from rocks and mud
  • Innovative EVA sole/midsole package with internal cushioning pads with Infinitoo™ technology for high energy return . The front insert increases cushioning, the rear insert helps to make running stabler
  • Protective toecap made of anti-shock and anti-abrasion TPU.


  • Upper: Sandwich mesh (toe and tongue) + thermo-adhesive TPU reinforcements + side panels in mono-filament Nylon + collar in stretch jersey
  • Lining: Gore-Tex® Invisible fit Bluesign® Certified
  • Insole: Ortholite® Hybrid Mountain Running® Ergonomic 4 mm
  • Midsole: In EVA with Infinitoo™ Technology inserts + rock-shield in high density EVA + additional internal cushioning platform layer
  • Sole: FriXion® Red bi-compound with IBS side tread blocks
  • Suola: Bi-mescola FriXion® Red con tasselli IBS laterali
  • Size: 38 – 48 ½
  • Weight: 305g.