Give soles that aaaaaaaaaaahhhhhhh reaction each time you hit the asphalt in the Altra® Torin 2.5 running shoe!Altra Zero Drop recommends that those new to natural running and zero-drop footwear transition slowly by wearing these on shorter runs and gradually building up to regular mileage.Predecessor: Torin 2.0.Support Type: Neutral to underpronation.Cushioning: Maximum cushioning. Surface: Road.Differential: 0 mm.Ideal for road running, cross training, walking, and other fitness activities. Designed to help improve running form, toe splay, and natural stability. Quick-drying air mesh upper with lightweight synthetic overlays. FootShape™ toe box allows toes to splay naturally.Lace-up closure. Lightly padded tongue and collar. Breathable fabric lining. Removable 5 mm Contour Footbed.Natural Ride system (NRS) utilizes a combination of outsole and midsole componentry to promote a more natural stride.Dual-layer EVA midsole with highly-responsive A-Bound™ top-layer returns energy with each stride. Fully cushioned Zero Drop™ platform helps to align the body, promoting a natural, low-impact landing. Innerflex™ midsole delivers heightened flexibility. FootPod™ midsole and outsole pattern maps the foot's bones and tendons, boosting pliability. Total Stack Height (total thickness of midsole and outsole underfoot): 27 mmLast: PFS2. Imported. Measurements: Weight: 10 oz