The Altra Paradigm 1.5 is a zero-drop, everyday neutral running shoe best suited for daily training and a neutral or supinated foot motion.


When you need thick cushioning but are seeking a natural ride, look to the Altra Paradigm 1.5.  Utilizing a well padded zero-drop platform, this neutral shoe provides excellent protection on the roads for high mileage training without weighing you down.  A wide toe box provides ample room for toe splay, while an upper design with no overlays allows for increased breathability and comfort.

Model Number:

Weight: 9.1 oz/258.0g (size 9)

Stack Height: 25mm (Heel), 25mm (Forefoot)

How It Fits (based on width D)

  • Sizing: Standard running shoe length
  • Heel: Medium
  • Midfoot: Medium volume
  • Forefoot: Wide
  • Toebox Height: Medium to low
  • Arch Structure: Medium
  • Shoe Shape: Semi-Straight


  • A-Bound is a recycled, environmentally friendly midsole compound for resilient underfoot protection.
  • Two-Layer EVA midsole foam for durable cushioning.
  • Natural Ride System (NRS) design includes a more natural, foot-shaped last, zero millimeter heel to toe drop, and metatarsal-specific shapes in the outsole to assist in proper foot mechanics and allow for more natural foot movement.
  • Natural Foot Design follows the natural shape of the foot for ultimate comfort.


  • FootPod Outsole follows the natural construction of the human foot for maximum flexibility and a responsive ride.


  • Quick Dry Air Mesh wicks water away from your foot while remaining light and breathable.
  • Asymmetrical Lacing Design follows the shape of the foot for improved fit and feel.
  • Contour Footbeds are 5mm-thick removable insoles designed for runners needing more traditional support and a molded arch.
  • Reflective Overlay wraps around the upper for increased visibility in low light conditions.
  • Strobel Last with the upper stitched to full length fabric for a comfortable underfoot feel.

Footwear Performance Characteristics

Pronation Grade:

  • Neutral
  • Minimum
  • Moderate
  • Maximum

Heel-To-Toe Drop (mm):

  • 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

Shoe Help Video (English Only)