Sleep mask

Description

FIG. 1 is a front perspective view of a sleep mask, showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The dashed broken lines in the figures are for the purposes of illustrating portions of the sleep mask, which form no part of the claimed design.

Claims

The ornamental design for a sleep mask, as shown and described.