Shelf for refrigerator

FIG. 1 is a front perspective view of a shelf for refrigerator showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left-side elevation view thereof, a right-side elevation view being a mirror image thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front perspective view thereof, in a disassembled state; and,

FIG. 9 is a front perspective view thereof, shown in an environment of use.

The broken lines shown in FIG. 9 illustrate environmental structures that form no part of the claimed design.