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Instinct 4.0 Men's - Blue/Black

Altra Running Shoes

Instinct 4.0 Men's - Blue/Black

$152.99 $169.99

Your favorite neutral do-it-all shoe returns, this time with notable and exciting upgrades designed to improve your running experience. This mid-cushioned favorite now provides even more protection and support. A decoupled heel promotes a soft landing while extra rubber wraps up to protect your toes. A modernized upper with engineered mesh makes for a more comfortable and secure fit. And an updated midsole design keeps these Altra classics looking fresh and fast. Never break stride in the updated Instinct 4.0TM.

What's New

  • All New Upper Design
  • Full Rubber Outsole
  • Same Last as Instinct/Intuition 1.5

Technical Specs

  • Weight: 10 oz /284 g
  • Stack Height: 25mm
  • Ideal Uses: Running, Long Distance Walking, Cross Training
  • Designed to Improve: Running Form, Toe Splay, Stability, Power
  • Platform: Natural Foot Positioning: FootShapeTM Toe Box with Fully Cushioned Zero DropTM Platform
  • Last: SD2-M / SD-W
  • Midsole: EVA with A-BoundTM Top Layer & InnerFlexTM
  • Outsole: Full Rubber FootPod Outsole
  • Insole: 6 mm Contour Footbed
  • Upper: Engineered Mesh Upper
  • Other Features: Natural Ride System


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