Air purification mask

Description

FIG. 1 is a perspective view of an air purification mask showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines depict portions of the air purification mask that form no part of the claimed design.

Claims

The ornamental design for an air purification mask, as shown and described.