Patent attributes
An article of footwear having an upper and a sole structure secured to the upper. The sole structure includes a first chamber and a second chamber that each enclose a fluid. The first chamber and the second chamber both define a plurality of projections and depressions. At least a portion of the projections of the first chamber are located within the depressions of the second chamber, and at least a portion of the projections of the second chamber are located within the depressions of the first chamber. In some configurations, each of the first chamber and the second chamber may form portions of upper and lower surfaces of a pneumatic component. In addition, colors of the first chamber and the second chamber may be selected such that the colors combine at an interface of the first chamber and the second chamber.