I claim the ornamental design for a towel with differently marked ends to distinguish the end used for the lower body from the end used for the upper body, as shown and described.
FIG. 1 is a perspective view of a towel with differently marked ends to distinguish the end used for the lower body from the end used for the upper body showing my new design;
FIG. 2 is a front elevational view thereof, the rear elevational view being identical thereto;
FIG. 3 is a side elevational view thereof, the elevational view of the opposing side being identical thereto; and,
FIG. 4 is an end elevational view thereof, the elevational view of the opposing end being identical thereto.