Protective Liner

FIG. 1 is a top, front and left side perspective view of a protective liner showing my new design;

FIG. 2 is a bottom, rear and right side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side 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 portion 9 in FIG. 2 .

The broken lines in the drawings illustrate portions of the protective liner which form no part of the claimed design.

The unshaded surfaces shown between the solid lines and the broken lines form no part of the claimed design.