Eyewear with detachable lens portion

Publication Date

June 21, 1994

Patent Number

US6481845B1

Abstract

A disposable mask that includes a filter media capable of filtering particles of a size appropriate for its purposes, while providing excellent breathability. The mask is formed from multiple layers of filtration material having the general configuration of a trapezoid. The mask is secured by straps to the head of a wearer. The straps are arranged to be approximately coextensive with a line extending from the edges which define the opening of the mask so that the edges are pulled into tight sealing engagement with the face of the wearer.

Eyewear with detachable lens portion