Which is right for you?

TerraSkin® X00/C v X01 v X02

When every stride counts and terrain is constantly changing, the right running shoes become more than just gear. They’re a partner in performance.

Swiss engineered with a focus on biomechanics, materials science, and outstanding longevity, X-Bionic’s elite TerraSkin® trail running shoes have grabbed the attention of athletes around the world since their launch in fall 2024. But which shoe is best for your run?

Whether you’re pushing vertical miles on alpine ascents, racing technical descents at speed, or navigating ultra-distance trails across shifting climates, this guide breaks down everything you need to know.

TerraSkin® shoes feature up to nine pioneering X-Bionic® technologies. Together, they work in harmony to deliver a trail running experience built on comfort, cushioning – and the ultimate confidence.

On every path, on every run, these are the technologies you can rely on with TerraSkin® shoes:

  • Speedframe Technology, providing functional integration of the upper and sole for enhanced stability.
  • Spinweave Technology, designed to increase the surface area in contact with the ground for added grip and traction.
  • Power-Lite Carbon, for efficiently capturing and releasing energy, as well as increasing reactivity*.
  • Air Conditioning Channels, where air-conducting 3D structures combine with open cell material for intensive ventilation.
  • Skinknit, which perfectly adapts to every foot shape to guarantee wrapping and control.
  • Achilles Tendon Protector 3D Heel Cage, for complete protection and support of your heel and Achilles tendon.
  • Trail Suppronation Bandage, which offers exceptional stability on uneven terrain.
  • Gripfix Yarn, for superior traction between sock and shoe.
  • Air Cool Stripes that use an open mesh area and 3D foam to protect against pressure and friction.

* X00/C only

TerraSkin® tech specs: a side-by-side comparison

Specification X00/C X01 X02
Plate Power-Lite Carbon - -
Weight (UK size 8) 319g 308g 298g
Heel Drop 5mm 5mm 4mm
Front Stack 26mm 26mm 23mm
Heel Stack 31mm 31mm 27mm
Lugs Height 3.7mm 3.7mm 3.5mm
Upper/Sole Construction Speedframe Pro Speedframe Pro Speedframe
Midsole Hi-Rebound EVA Core / IPEVA Frame Hi-Rebound EVA Core / IPEVA Frame Hi-Rebound EVA Core / IPEVA Frame
Rubber Compound/Features Megagrip Megagrip Megagrip Traction Lug

TerraSkin® X00/C: carbon-powered control

An elite partner for truly elite athletes. When race-day pressure means every advantage counts, the TerraSkin® X00/C is pure performance.

The patented Power-Lite Carbon plate is shaped to provide maximum stability and reactivity, especially on ascents. 

Perfect for trail runs of any distance, the TerraSkin® X00/C offers the ultimate in traction and control. Rocks, steep descents, high altitudes, and single tracks: on any technical path, you’ll stay comfortable for longer.

Best for: elite race-day performance.

Including 1 pair of Trailrun Expert socks

TerraSkin® X01: engineered performance

Trail running success doesn’t just happen.

It takes years of dedicated, grueling, life-affirming sweat. A willingness to push your body when your mind says ‘no’. A stubbornness to ride out the pain and welcome a new sensation of accomplishment.

And all of that is built on the relentless commitment to train in any conditions. That’s why the X01 is designed to deliver – time after time after time. A second-skin fit and Speedframe Pro construction deliver optimal cushioning and control. Perfect in dry and mixed conditions.

Best for: long-term training plans.

Including 1 pair of Trailrun Expert socks

TerraSkin® X02: connected agility

Here’s to the weekend warriors. The ones who experience the hills while others climb to the sofa. The ones who know the glory of leaving your doubts behind.

Made for enthusiastic runners, the X02 offers extra speed on rocky paths, single tracks, and steep ascents.

A lower drop and reduced stack height offer a close-to-the-ground feel, enhancing stability and responsiveness.

Best for: enthusiasts chasing extra speed.

Including 1 pair of Trailrun Expert socks

Your Questions, Answered:

Your Questions, Answered:

What is TerraSkin and what makes these trail running shoes different from regular running shoes?

TerraSkin® is X-Bionic's Swiss-engineered trail running shoe system that combines up to nine pioneering technologies specifically designed for trail running performance. Unlike regular running shoes, TerraSkin shoes feature specialized technologies including Speedframe Technology for enhanced stability, Spinweave Technology for superior ground contact and grip, Air Conditioning Channels for intensive ventilation, and Skinknit upper construction that adapts to every foot shape. The shoes are built with Megagrip rubber compound and elevated lugs (3.5-3.7mm) for maximum traction on technical terrain, rocks, steep descents, and single tracks. TerraSkin shoes are engineered with biomechanics and materials science focus, making them ideal for athletes who need confidence and control on challenging trail conditions.

How do I choose between the TerraSkin X00/C, X01, and X02 trail running shoes?

The choice depends on your running goals and experience level:

  • TerraSkin X00/C (319g) is for elite race-day performance, featuring the exclusive Power-Lite Carbon plate for maximum stability and reactivity on ascents. Best for competitive athletes who need every advantage on race day.
  • TerraSkin X01 (308g) is designed for serious training and long-term performance plans. It offers optimal cushioning and control with Speedframe Pro construction, perfect for dedicated runners training in any conditions over extended periods.
  • TerraSkin X02 (298g) is ideal for enthusiastic weekend runners seeking extra speed. With a lower 4mm heel drop and reduced stack height (23mm front, 27mm heel), it provides a close-to-the-ground feel for enhanced stability and responsiveness on rocky paths and steep ascents.

All models feature the same 5mm heel drop (except X02 at 4mm) and similar lug heights for consistent traction performance.

What specific technologies and features do TerraSkin trail running shoes offer for performance?

TerraSkin® trail running shoes incorporate nine advanced X-Bionic® technologies working together for superior trail performance:

  1. Speedframe Technology - Functional integration of upper and sole for enhanced stability
  2. Spinweave Technology - Increased surface area contact with ground for added grip and traction
  3. Power-Lite Carbon - Energy capture and release with increased reactivity (X00/C only)
  4. Air Conditioning Channels - 3D structures with open cell material for intensive ventilation
  5. Skinknit - Perfect foot adaptation for wrapping and control
  6. Achilles Tendon Protector 3D Heel Cage - Complete heel and Achilles tendon protection
  7. Trail Suppronation Bandage - Exceptional stability on uneven terrain
  8. Gripfix Yarn - Superior traction between sock and shoe
  9. Air Cool Stripes - Open mesh and 3D foam protection against pressure and friction

All models feature Megagrip rubber compound for maximum traction, Hi-Rebound EVA Core midsole for cushioning, and specialized lug patterns (3.5-3.7mm height) for technical trail conditions.

Chase dreams, not trends

Choosing the right trail running shoe is about aligning design with purpose. TerraSkin® shoes deliver maximum grip, traction, and comfort. And while each model reflects a different type of runner, they’re all tailored for athletes who don’t know when to stop.

Ultimately, performance is personal. Your terrain, goals, and gait mechanics determine the best tool for the job. That’s why TerraSkin® is a system of high-functioning solutions engineered for specificity.