FIG. 1 is a front, top perspective view of a slipper, showing my new design;
FIG. 2 is a rear, bottom perspective view thereof;
FIG. 3 is a left side elevation view thereof;
FIG. 4 is a right side elevation view thereof;
FIG. 5 is a front elevation view thereof;
FIG. 6 is a rear elevation view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof; and,
FIG. 9 is an enlarged view of detail “9” identified in FIG. 2.
The dashed lines in the figures illustrate portions of the slipper that form no part of the claimed design. The dash dot dash lines in FIGS. 2 and 9 are for the purpose of illustrating the enlarged view indicators and form no part of the claimed design.