Helios III
The La Sportiva Helios III is a third-generation ultralight trail runner built for packed trails and mixed terrain, with a FriXion AT 2.0 outsole and ripstop nylon upper.
- Terrain
- trail
- Use
- trail
- Also good for
- Door to trail
- Weight
- 220g
- Drop
- 0mm
- Stack
- not published
- Lug
- 2mm
- Midsole
- MorphoDynamic injection molded MEMlex with 4mm LaSpeva cushioning and 4mm Ortholite Hybrid insole
- Outsole
- FriXion AT 2.0 rubber
- Upper
- Lycra cuff, HyDrain AirMesh, TPU reinforcements, Mono-burr mesh and ripstop Nylon panels, thermo-formed toe cap
- Widths
- standard
The Helios III is positioned as an ultralight mixed-terrain trail shoe with added tongue and ankle padding for longer efforts. Manufacturer material and construction claims are clear, but there is no independent testing or verified stack, weight, or drop data to assess ride character, cushioning depth, or technical-terrain limits.
Marketed as ultralight and 'perfectly cushioned,' but no independent measurements or ride testing are available to confirm firmness, cushioning depth, or responsiveness.
Standard trail fit with added tongue and ankle padding for comfort on longer runs, per the manufacturer; no independent fit/sizing data available.
Runners wanting a light shoe for packed trails and mixed, non-technical terrain and door-to-trail outings.
You need verified cushioning, protection, or aggressive traction for wet, muddy, or highly technical mountain terrain, since lug depth and stack are unspecified.

