NIKE, Inc.
Article of footwear with multiple layers

Abstract:

An article of footwear may include an inner knit layer forming a void dimensioned for receipt of at least a portion of a foot, along with an outer knit layer, where the outer knit layer at least partially surrounds the inner knit layer. The outer knit layer may define window for viewing of the inner knit layer, the window being located at an overfoot portion of the article of footwear, and the window exposing a portion of the inner knit layer. The inner knit layer may be movable relative to the outer knit layer at the window.