Key Specs
Weight215g
Drop4mm
Stack Height39.5mm / 35.5mm
Cushioning7/10
Responsiveness10/10
Flexibility3/10
Performance Radar
Performance
Pace Range2:50/km – 4:30/km
Ideal Distances
10khalf_marathonmarathon
Terrain
Road
Energy Return9%
Lifespan200 km
Ride Feel
BouncyRocker
Construction
Midsole FoamHelion HF
PlateCarbon fiber plate with Bounceboard (carbon)
Upper Materialultralight mesh
Outsole Rubberrubber
Lacing SystemTraditional
Fit & Feel
PronationNeutral
Width OptionsD
Arch TypeNeutral
SizingRuns Large
Toe BoxNarrow
Heel CounterNone
Expert Reviews
Doctors of Running
84On's bounciest super shoe yet with low drop and lively Helion HF foam.
Read full review →Runner Sentiment
What runners love
Best On racing shoe
Incredible bounce
Great traction
Common concerns
Sizing runs big
Narrow
Premium price
Best For
Ideal for
Marathon racingHalf marathon racingForefoot/midfoot strikers
Not ideal for
Heel strikersWide feetDaily training