Air Mattress

FIG. 1 is a perspective view of an air mattress in accordance with the present design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a right side elevation view thereof.

The stipple shading in FIG. 1 through FIG. 7 indicates regions with contrasting colors.

The broken lines in FIG. 3 depict portions of the air mattress that form no part of the claimed design.