Bathtub shelf

Description

FIG. 1 is a perspective view of a bathtub shelf showing our new design;

FIG. 2 is a front elevation view of FIG. 1;

FIG. 3 is a rear elevation view of FIG. 1;

FIG. 4 is a left side elevation view of FIG. 1;

FIG. 5 is a right side elevation view of FIG. 1;

FIG. 6 is a top plan view of FIG. 1; and,

FIG. 7 is a bottom plan view of FIG. 1.

The broken lines in the drawings depict portions of the bathtub shelf that form no part of the claimed design.

Claims

The ornamental design for a bathtub shelf, as shown and described.