Altra A1633-2 Instinct 3.5 men's running shoe features 24mm stack height, US size, made of 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, while the EVA foam beneath it protects your feet. Lace up into this update and power through your next run with the new Instinct 3.5 from Altra. Altra A1633-2 men's Instinct 3.5 ideal uses: running, ultramarathons, long distance walking, cross training, designed to improve: running form, toe splay, stability, power, fully cushioned Zero Dropplatform places the heel and forefoot the same distance from the ground, dual-layer midsole is made of EVA with an A-Boundtop layer and InnerFlextechnology, 5-mm contour footbed insole, quick-dry air mesh upper with improved fit, natural ride system (NRS) is a unique combination of outsole and midsole componentry with proper metatarsal parabola. Altra A1633-2 men's Instinct 3.5 blue & silver neutral running shoe, US size is brand new and comes in an original Altra gift box.
Weight: 230g, Cushioning: Moderate