Patent ID: 8061059

Claim:
An article of footwear, comprising: a sole including an outer peripheral edge; a forefoot portion of the outer peripheral edge having a first cross sectional profile shape; an arch portion of the outer peripheral edge having a second cross sectional profile shape, wherein a lateral side of the second cross sectional profile shape is substantially perpendicular to a ground-contacting surface of the sole substantially throughout the length of the arch portion in a longitudinal direction of the sole; and a heel portion of the outer peripheral edge having a third cross sectional profile shaped, wherein the first cross sectional profile shape, the second cross sectional profile shape and the third cross sectional profile shape are different from one another, wherein the heel portion includes a lower portion and an upper portion, wherein the lower portion has a substantially convex cross sectional profile shape, and wherein the upper portion has a substantially concave cross sectional profile shape.