FIG. 1 is an upper front right perspective view of a marker showing my new design;
FIG. 2 is a lower front left perspective view of the marker shown in FIG. 1, with the cap removed and placed in the bottom of the marker;
FIG. 3 is a right side elevation view of the marker shown in FIG. 1, with the left side elevation view being a mirror image of the right side elevation view;
FIG. 4 is a front elevation view thereof, with the rear elevation view being a mirror image of the front elevation view;
FIG. 5 is an enlarged bottom plan view thereof; and,
FIG. 6 is an enlarged top plan view thereof.
The feature shown in broken lines in FIG. 5 is included for the purpose of illustrating environment and forms no part of the claimed design.