Sleep Sack

FIG. 1 is a front perspective view of a sleep sack showing the new design;

FIG. 2 is a right elevation view thereof;

FIG. 3 is a left elevation view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a back elevation view thereof;

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

FIG. 7 is a bottom plan view thereof.

The above-described figures are of a soft good that may comprise different proportions and shapes depending upon how they are laid out, hung, or worn, and on the size and shape of the person upon which the soft good is worn.

The broken lines shown in the figures illustrate portions of the sleep sack that form no part of the claimed design.