Patent ID: 10238174

Abstract:
A three-layered shoe construction having an outsole with a first flexible area and a second flexible area located in the vicinity of both the forefoot area and the hind foot area, the second flexible area being more flexible than the first flexible area, and further including a cavity housing a plurality of protrusions therewithin; a dual density midsole having a first density in the forefoot area and a second density in the hind foot area, the second density being greater than the first density; and an insole having a top face which includes a plurality of raised projections forming a geometric pattern that starts in the vicinity of the midfoot area and spirals outwardly towards both the toe area and the heel area, the plurality of raised projections increasing in size as they approach the toe and heel areas. The specific construction associated with the outsole, midsole and insole enhance flexibility, cushioning, comfort and breathability.