Key Specs
Weight269g
Drop0mm
Stack Height24mm / 24mm
Cushioning5/10
Responsiveness6/10
Flexibility8/10
Performance Radar
Performance
Pace Range4:00/km – 6:30/km
Ideal Distances
5k10khalf_marathondaily
Terrain
RoadTreadmill
Energy Return5%
Lifespan500 km
Construction
Midsole FoamAltra EGO
Upper Materialengineered_knit
Outsole RubberAltra rubber with flex grooves
Lacing SystemTraditional
Fit & Feel
PronationNeutral
Width OptionsD
Arch TypeNeutral, Low
SizingRuns Small
Toe BoxWide
Heel CounterSemi Rigid
Expert Reviews
Doctors of Running
65Major fit change with narrower, lower volume toe box. Good for narrow feet.
Read full review →Runner Sentiment
What runners love
Lightweight and flexible
Great for natural running
Comfortable knit upper
Common concerns
Much narrower than v3
Not enough cushion for long runs
Best For
Ideal for
Natural runningShort to medium distanceRunners with narrow feet
Not ideal for
Long distanceWide feetMax cushion seekers
