UA Reactor Intelligent insulation adapts to any degree of activity—it's warmer when you slow down & cooler when you pick up .Durable textile upper with quilted embroidery effect for contrast .Embedded sockliner for added cushioning, support & seamless comfort .Charged Cushioningmidsole uses compressed foam for even greater responsiveness & durability, providing optimal cushioning & energy return .Micro Gheel unit increases protection & stabilization .Blown rubber under the forefoot is lightweight yet incredibly responsive .High-abrasion rubber placed under the heel to help absorb ground contact .Aggressive rubber lug outsole pattern for traction on a variety of surfaces & conditions .Offset: 8 mm .