The ornamental design for a ring for holding a cigarette, as shown and described.
FIG. 1 is a rear perspective view of a ring for holding a cigarette in accordance with my new design;
FIG. 2 is a right side view of the ring for holding a cigarette shown in FIG. 1;
FIG. 3 is a left side view of the ring for holding a cigarette shown in FIG. 1;
FIG. 4 is a front view of the ring for holding a cigarette shown in FIG. 1;
FIG. 5 is a rear view of the ring for holding a cigarette shown in FIG. 1;
FIG. 6 is a top view of the ring for holding a cigarette shown in FIG. 1;
FIG. 7 is a bottom view of the ring for holding a cigarette shown in FIG. 1; and,
FIG. 8 is a front perspective view of the ring for holding a cigarette shown in FIG. 1.
The broken lines shown in the drawings form no part of the claimed design. Any portion of the smoke ring between the bracketed discontinuous center break shown in the drawings form no part of the claimed design.