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Key features
Nylon-plated speed trainer.
Responsive foam and SPEEDROLL geometry.
Fast but more training-friendly than a carbon supershoe.
Who is it for
Tempo, threshold, intervals and faster long runs.
Excellent for runners wanting one fast training shoe.
Who is it not for
Runners primarily wanting soft recovery cushioning.
Those who dislike stiff/rockered shoes.
Neutral
Weight
237g
Shoe by zones
Recovery
Easy
Endurance
Tempo
Threshold
Intervals
5 - 10K
10K +
Endorphine Speed 5
Drop
36
mm
28
mm
Fit

Instep volum
Medium

Width Fit
Medium

Toebox
Medium

Toebox Shape
Standard
Secure performance fit that remains more accommodating than a pure racing shoe. Best for average-width feet wanting speed-shoe lockdown without an extremely tight upper.
Pros: Good balance between lockdown and training comfort.
Cons: Wide or high-volume feet may still find it snug.
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