Sleep mask

Description

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

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a rear perspective view thereof.

The broken lines in the drawings represent portions of the sleep mask that form no part of the claimed design.

Claims

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