version ii of this model is tailored for ultra races and long-distance training, boasting outstanding cushioning thanks to the innovative Infinitoo™ technology that provides high energy return. it features new eco-friendly materials in the upper construction, along with redesigned heel and tongue that enhance grip, comfort, and breathability while significantly reducing overall weight.



weight:275 g (1/2 pair)
drop:7 mm
heel:29 mm
forefoot:22 mm
lug height:3.5 mm
upper:sandwich mesh made from recycled material + thermo-adhesive TPU reinforcements + side panels made from mono-burr nylon
lining:abrasion-resistant mesh made from recycled material
footbed:ortholite® hybrid mountain running® ergonomic 4 mm
midsole:EVA with Infinitoo™ technology + high-density EVA rock-shield + additional internal cushioning platform
sole:dual compound frixion® red with lateral IBS lugs

ultra long distance
great for long distances, ultra trails, and ultra marathon competitions or intense training sessions. an incredibly protective and shock-absorbent boot.

all terrains:
versatile soles suitable for all types of surfaces including rocks, scree, grass, moss, and mud. perfect for running in both high humidity and dry conditions. features the impact brake system.

the la sportiva frixion® compound results from extensive r&d focused on creating outsoles with grip and durability tailored to various activities and terrains.

the frixion range includes five custom formulated compounds suitable for everything from mountain running to climbing shoes.

the mountain running® models use exclusive eco-friendly insoles from orthoLite® hybrid, crafted with 20% recycled materials from the manufacturing process. these insoles are designed for both men’s and women’s feet, with thicknesses and materials adapted to the weight of the average user.

• eco-friendly and washable: includes recycled rubber and is machine-washable.
• optimized comfort with insole ventilation and breathable PU foam cells: keeps your feet dry and at the perfect temperature.
• facilitates moisture wicking to keep feet dry.
• enhanced durability due to anti-compression technology that limits material compression to less than 5% over time.


www.ortholite.us/

this innovative system is integrated into the sole to reduce negative ground impact, boost traction, and improve grip during descents.
developed by la sportiva's r&d team, it provides key advantages in racing by minimizing harsh ground impacts. the unique lug placement maximizes ground contact for optimal shock absorption.

infinitoo:
this exclusive technology absorbs negative ground impact while providing unmatched energy return. the infinitoo™ midsole maintains its original elasticity over time.

+ lateral net-mesh for optimal ventilation and comfort in varying climates
+ lacing system with loops directly integrated into the side panels of the upper: adjusts fit during long-distance runs when your foot expands
+ innovative dual density EVA sole/midsole construction, one focuses on cushioning while the other ensures enhanced stability. equipped with Infinitoo™ technology, plus two internal shock-absorbing pads for high energy return.
+ designed for a comfortable and roomy fit, perfect for extended distances.

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