FIG. 1 is a perspective view of a plastic bottle according to a first embodiment of the present design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a perspective view of a plastic bottle according to a second embodiment of the present design;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines shown in the drawing views are included for the purpose of showing environmental structure that forms no part of the claimed design.