Ring

FIG. 1 is a front view of the claimed design for a ring;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top, front, left perspective view thereof; and,

FIG. 6 is a bottom, front, left perspective view thereof.

The stippling in the claimed area indicates surface shading. The uneven-length broken lines depict boundaries of the claimed design and form no part thereof. The even-length broken lines showing the remainder of the ring depict environmental structure and form no part of the claimed design.