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Get close to the ground and experience the essence of minimalist running with the Inov-8 Road-Xtreme 138. This low and light shoe features a thin midsole to keep your foot protected from the road without inhibiting ground feel, while a sticky outsole maintains reliable traction on the pavement. A lightweight mesh upper is flexible and breathable for a comfortable and cool run.

Model Number:

Weight: 5.0 oz (size 9)

Stack Height: Heel (11mm), Forefoot (11mm)

Available Widths: D=Medium

How It Fits (based on width D)

  • Sizing: Fits large; purchase 1/2 size smaller than standard running shoe size
  • Heel: Medium
  • Midfoot: Medium volume
  • Forefoot: Medium to wide
  • Toebox Height: Medium
  • Arch Structure: Medium to low
  • Shoe Shape: Semi-Curved

INTRODUCTION

The Road-Xtreme 138 is a minimum feature, minimum neutral shoe intended for speedwork and racing. This shoe has a curved shape.

CUSHIONING

  • Zero Arrow Shoc-Zone provides minimal underfoot cushioning and a 0 mm heel-to-toe drop for a true barefoot experience. This is Inov8's lowest level of cushioning on their 0-4 arrow scale.
MIDSOLE
  • Injected EVA Foam for resilient cushioning with maximum memory retention.

UPPER

  • Synthetic Mesh covers the upper for lightweight, breathable coverage.
  • TPU Lacing System uses TPU lacing supports for a strong, lightweight and secure fit.
  • Met-Cradle is a synthetic webbing upper that supports the forefoot and provide a secure fit.
  • Anatomic Last follows the natural shape of the human foot for a close and comfortable fit.
OUTSOLE
  • Road-X-Treme is a lightweight outsole intended for road racing, speedwork, and everyday training.
  • Sticky Fusion Compound is a mix of synthetic rubber and EVA foam for a smooth ride and grip on the road.
  • Meta-Flex groove is located at the forefoot to encourage natural forefoot flex during toe-off.

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