Writing Instrument

FIG. 1 is a perspective view of a writing instrument showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a front view of the writing instrument in an extended state.

The broken lines show portions of the article that form no part of the claimed design.