Methods and apparatus directed to a multi-layer honeycomb sole. A footwear
item in accordance with the invention includes a sole that includes a top layer
attached to a bottom layer such that their edges are fused together. The top layer
includes a first honeycomb core having an exposed surface that includes contours
configured to accommodate contours of a foot. The first honeycomb core includes
unsealed cells that have walls with perforations. The bottom layer includes a second
honeycomb core that includes sealed cells.