FIG. 1 is a perspective view of a mattress cover;
FIG. 2 is a top view of the mattress cover of FIG. 1;
FIG. 3 is a first side view of the mattress cover of FIG. 1;
FIG. 4 is a second side view of the mattress cover of FIG. 1;
FIG. 5 is a first end view of the mattress cover of FIG. 1;
FIG. 6 is a second end view of the mattress cover of FIG. 1; and,
FIG. 7 is a bottom view of the mattress cover of FIG. 1.
The evenly dashed broken lines in the drawings depict features of the matter cover that form no part of the claimed design. The dash-dot-dash broken lines in the drawings define the bounds of the claimed design without forming any part of the claimed design.