Patent attributes
A face mask includes an outer layer, an inner layer, and a filter. The outer layer includes an outer front guard constructed from a light-transmissive material and an outer filtering surface extending posteriorly from the outer front guard that includes at least one outer air hole. The inner layer is nestled within the outer layer. The inner layer includes an inner front guard constructed from a light-transmissive material and separated from the outer front guard by a buffer space. The inner layer also includes an inner filtering surface extending posteriorly from the inner front guard that includes at least one inner air hole. A filter is positioned between the outer filtering surface and the inner filtering surface and covers the at least one outer air hole and the at least one inner air hole.
