Patent attributes
The present invention is directed toward an article of footwear having a sole structure effective to increase traction on a support surface. The article of footwear includes a sole structure comprising a first sole structure and a second sole structure. The article of footwear includes a forefoot region, midfoot region, and hindfoot region. The first sole structure is disposed in the forefoot and hindfoot regions. The second sole structure is disposed in the midfoot region. An extension of the second sole structure that extends through the forefoot region is substantially covered by the first sole structure. A plurality of lugs extend downwardly from the bottom surface of the first sole structure. At least one lug extends downwardly from the extension of the second sole structure through the first sole structure. The first sole structure and the second sole structure have different durometers.