FIG. 1 is a perspective view of a sandal, showing our new design;

FIG. 2 is a lateral view thereof;

FIG. 3 is a medial view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevation view thereof; and,

FIG. 7 is a rear elevation view thereof.

The broken lines shown in the Figures are for environmental purposes only and form no part of the claimed design.