Experience Flow ST

Stability2026-02 · Global · Release dateChecked 2026-10-31

Experience Flow ST adapts the Experience Flow 3 platform into a guided road trainer with medial GuideRail support that engages only when needed. Altra EGO P35 foam, a 4 mm drop, and rocker geometry promote efficient toe-off. An updated engineered-mesh upper and redesigned heel collar improve breathability and comfort. Standard FootShape Fit supports daily running and walking with toe room and a secure midfoot.

Key specifications

Weight

300.5 g

All models average 268.9 gDifference from average +31.6 g

Average of 973 models

Drop

4 mm

All models average 6.8 mmDifference from average −2.8 mm

Average of 986 models

Stack (heel)

32 mm

All models average 34.3 mmDifference from average −2.3 mm

Average of 810 models

MSRP

$145.00 USD · US · Tax excluded

All models average $165.57Difference from average −20.57 USD

Average of 680 models

This modelAll models average

Stack (forefoot): 28 mm
Carbon plate: No
Midsole: Altra EGO P35
Outsole: rubber
Use cases: Daily / Stability / Walking

Weight notes Men’s weight at US 10.5 (28.5 cm). The Japan product-page header rounds it to 301 g.

IN CONTEXT

Specs in context

Weight × stack788 models shown

Altra Experience Flow ST300.5 g / 32 mm

Weight distribution973 models

95 g385 g

This model 300.5 gAll models average 268.9 gDifference from average +31.6 g

Drop distribution986 models

0 mm12 mm

This model 4 mmAll models average 6.8 mmDifference from average −2.8 mm

Stack distribution810 models

5 mm60 mm

This model 32 mmAll models average 34.3 mmDifference from average −2.3 mm

MSRP distribution · USD · US · Tax excluded680 models

$50.00$500.00

This model $145.00All models average $165.57Difference from average −$20.57

Unknown values are excluded. Shoe sizes and measurement conditions vary, so use these averages and distributions as a guide when comparing specifications.

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