RUNNING STYLE: Focused on speed, this shoe delivers a super lightweight feel & a bouncy cushioning system .Innovative UA SpeedFormconstruction molds to the foot for a precision fit, eliminating all distraction .Engineered mesh delivers a light, comfortable fit & amazing breathability .Internal heel counter provides seamless, lightweight support & structure .Embedded sockliner for added cushioning & seamless comfort .Charged Cushioningmidsole uses compressed foam for even greater responsiveness & durability, providing optimal cushioning & energy return .Blown rubber under the forefoot is lightweight yet incredibly responsive .High-abrasion rubber placed under the heel to help absorb ground contact .Offset: 8 mm .