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The Merrell Bare Access Ultra is a zero-drop versatile trail running shoe designed for a neutral foot motion.



Take on the long run with the Merrell Bare Access Ultra. Built on a zero drop platform to promote an efficient run, this neutral trail shoe provides a cushioned midsole for high mileage impact protection. A versatile outsole is suitable for any terrain that you come across on your run, and a breathable mesh upper keeps you cool and comfortable mile after mile.

Model Number:

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Weight:  5.5 oz (size 8)

Stack Height: 17mm (Heel), 17mm (Forefoot)

Widths Available: B=Medium

How it Fits (based on width B)

  • Sizing: Standard running shoe length
  • Heel: Wide 
  • Mid-foot: Medium
  • Forefoot: Wide
  • Toe-Box height: Medium
  • Arch Structure: Medium to high
  • Shoe Shape: Semi-Curved


  • 12mm M Bound DST midsole is a durable material that delivers sustained cushioning for high mileage runs.


  • M Select Grip Outsole provides durable traction over a variety of terrain types.
  • Vibram Outsole consists of a rubber compound set in a lugged pattern to provide superior grip and durability.


  • Synthetic Leather/Air Mesh upper offers durable, yet breathable coverage.
  • Lycra lining is made with a neoprene fabric treated with anti-microbial Aegis for a healthy and plush foot environment.
  • Non-Removable EVA Footbed uses Aegis, an anti-microbial material, for a healthy foot environment.
  • Strobel Last with the upper stitched to full length fabric for a comfortable underfoot feel.

Footwear Performance Characteristics

Pronation Control: What's This?

  • Neutral
    • Min
    • Mod
  • Support
    • Min
    • Mod
    • Max
  • Motion Control
    • Mod
    • Max

Heel-Toe Offset (mm): What's This?

  • 0
  • 1-2
  • 3-4
  • 5-6
  • 7-8
  • 9-10
  • 11+

Stack Height:

  • Barefoot
  • Minimal
  • Low
  • Medium
  • High
  • Maximal


  • Road
  • Road-Trail
  • Hard Trail
  • Varied Trail
  • Soft Trail

Shoe Type:

  • Premium
  • Standard
  • Performance
  • Racing

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