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Merrell Mtl Long Sky 2 Matryx
Medium trail raceMerrell

Mtl Long Sky 2 Matryx

A lightweight technical trail racer with a Kevlar-reinforced Matryx upper, Vibram MegaGrip outsole and low-to-moderate FloatPro cushioning at a 4mm drop.

$170MSRP
View at Merrell
Comparable specifications
Use these measurements to compare shoes on equal terms.
Terrain
trail
Primary use
Medium trail race
Races
5K–10K
Also good for
Technical trail, Short trail race, Uphill / vertical, Daily trail training, Door-to-trail, Trail long run
Weight
235g
Drop
4mm
Stack
23.5/19.5mm
Lug
5mm
Midsole
FloatPro Foam
Outsole
Vibram MegaGrip rubber
Upper
Single-layer Kevlar-reinforced Matryx woven textile
Widths
standard
Wet conditionsMountainDoor to trailTechnical trailLightweightMudRace day
Our read

The Merrell MTL Long Sky 2 Matryx is positioned as a race-day mountain and single-track weapon, trimmed to roughly 235g with a durable Matryx upper and grippy 5mm Vibram MegaGrip lugs. Its 23.5/19.5mm stack points to a nimble, ground-connected ride rather than a plush ultra cruiser, though Merrell claims FloatPro foam supports long-distance comfort. Independent ride, fit and durability testing is not represented here, so real-world verdicts remain provisional.

Ride

Low 23.5/19.5mm stack with a 4mm drop and FloatPro foam suggests a firm, responsive and connected trail feel geared toward speed rather than plush cushioning.

Fit

Single-layer Kevlar-reinforced Matryx upper is marketed for breathability, durability and reduced stretch, but no independent sizing or width data is available.

Best for

Runners wanting a lightweight, grippy shoe for technical mountain and single-track racing and fast training on rough terrain.

Avoid if

You want maximum underfoot cushioning, a high stack for long road-to-trail miles, or need proven waterproofing for wet-weather protection.

Sources
What informed our read. We link out rather than reproduce others’ reviews.