Abstract: A ball includes a bladder and multi-layer cover. The multi-layer cover includes an outer layer and an intermediate layer between the outer layer and the bladder. The intermediate layer is formed of a plurality of perforated panels. In at least one embodiment, the plurality of perforated panels are foam panels defining an array of apertures. In at least some embodiments, the array of apertures in the intermediate layer are detectable by one or more human senses via the outer layer.