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NNormal Kboix 01
trailNNormal

Kboix 01

The NNormal Kboix 01 is a modular multisport trail shoe with interchangeable midsoles (Kb 1 Soft and Kb 2 Reactive), letting runners tune the ride between long-distance cushioning and reactive support across terrains.

$240MSRP
View at NNormal
Comparable specifications
Use these measurements to compare shoes on equal terms.
Terrain
trail
Use
trail
Also good for
Door to trail, long runs
Drop
0mm
Stack
not published
Midsole
Interchangeable modular midsoles (Kb 1 Soft, Kb 2 Reactive)
Outsole
Vibram MEGAGRIP with Vibram LITEBASE
Upper
Matryx Jacquard EVO
Widths
standard
Door to trailTechnical trailGravelLong runs
Our read

The Kboix 01 is an unusual, ISPO Award-winning modular concept: one shoe with swappable midsoles so you can shift between a softer long-distance feel and a firmer, more reactive setup. NNormal positions it as a multisport platform with a Matryx Jacquard EVO upper and Vibram MEGAGRIP/LITEBASE outsole, but no independent testing, stack, weight, or drop data is available, so real-world ride and fit remain unverified.

Ride

Ride is configurable via two included midsoles—Kb 1 Soft for softer long-distance comfort and Kb 2 Reactive for a faster, firmer feel—but no independent measurements or testing confirm firmness, stack, or responsiveness.

Fit

NNormal notes limited sizes and advises sizing relative to the Kjerag; absolute size ranges and width/fit feedback are not documented.

Best for

Runners wanting one adaptable trail/multisport shoe with Vibram MEGAGRIP traction who value swapping midsoles for different terrains and intensities.

Avoid if

You want documented specs (weight, stack, drop) or independent ride validation before spending $240, or you need a proven single-purpose racer.

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