Waterbed

FIG. 1 is a top, front, right side perspective view of a waterbed showing my new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a rear perspective view thereof;

FIG. 4 is a left side perspective view thereof;

FIG. 5 is a right side perspective view thereof;

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

FIG. 7 is a bottom perspective view thereof.

The broken lines shown in the drawings depict portions of the article and form no part of the claimed design.