Housing windows in personal care product

Abstract

This invention relates to a novel personal care product including an upper product end, a housing at the upper product end, the housing having a top opening and an outer wall, a treatment sheet disposed over the top opening of the housing; and one or more windows disposed in the outer wall of the housing. Fluid flows through the windows or through a plurality of apertures in the treatment sheet or both. The fluid flow removes debris from a lower surface of the treatment sheet, a cavity of said housing, or both. The fluid flows in a direction parallel to the treatment sheet into and/or out of the one or more windows. The windows can be a polygonal or round shape and can have rounded corners. The windows may oppose each other. The outer wall is along an outer surface of the upper end of the product.

Dependencies are inferred from the claim text.