Ideal uses include running, ultramarathons, long distance walking, cross training
FootPod Outsole
Dual layer ethylene vinyl acetate with A-Bound top layer and InnerFlex
6 millimeter contour footbed

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 8.1 inch
Height : 4.9 inch
Length : 12.3 inch

Item Weight: 12 ounce (View shipping rates and policies)
Shipping Weight: 1.6 pounds (View shipping rates and policies)

ASIN : B013LKJOSE

Product Description

The instinct started it all and is back with a new look, softer upper and more responsive ride! the instinct retains its lightweight, flexible design and innovative technology that put Altra on the map. The footshape toe box allows your foot to relax and spread out naturally and keeps the big toe straight for more power. Footpod outsole technology maps the bones and tendons of your foot for natural flexibility and more responsiveness. A top layer of our a-bound energy return compound puts a spring into each step. Lace up into this update and upgrade your run with the new instinct 3.5.