Patent ID: 7166292

Claim:
An article of manufacture for use in contact with a target surface, comprising: a. a liquid permeable porous substrate having a contacting surface and an opposing surface disposed oppositely thereto, wherein the substrate has a thickness of “Z” as measured from the contacting surface to the opposing surface; and b. a beneficial component releasably disposed on at least a portion of the contacting surface; wherein the beneficial component comprises at least a first layer and a second layer having a different composition from the first layer, wherein the first layer comprises at least about 5%, by weight, of the beneficial component, whereby the ratio of the quantity of the beneficial component present on or within the thickness between 0 and Z/3 of the substrate is at least about 2.2 times the quantity of the component within the thickness between 2Z/3 and Z of the substrate until the time of the use of the article.