Patent ID: 8607474
Filing Date: 2013-12-17
Classification: A43B,B29C,B29D,B29K,B29L

Abstract:
1. An article of footwear comprising: a sole assembly formed of a first material having a first hardness; an upper defining an interior void configured to receive a user's foot and formed of a second material having a second hardness that is less than the first hardness and is a flexible, resilient and stretchy material configured to allow the upper to conform snugly and tightly to the user's foot and provide tension to keep the article of footwear on the user's foot, the upper being positioned above and bonded to the sole assembly; a first aperture formed in an upper surface of a midfoot portion of the upper and exposing the interior void to an exterior of the upper, a remainder of the midfoot portion and an entirety of a forefoot portion of the upper being free of apertures; a second aperture formed in a rear surface of a heel portion of the upper and exposing the interior void to an exterior of the upper, a remainder of the heel portion being free of apertures; and a plurality of apertures that extend completely through the sole assembly and positioned along an upper edge of the sole assembly, providing fluid communication between the interior void in which a user's foot is received and an exterior of footwear.