The ornamental design for a displayattachment for beverage can sleeve, as shown and described.
FIG. 1 is a perspective view of an display attachment for beverage can sleeve according to one embodiment of the present invention, with a hanging string, coupled beverage can and beverage can sleeve shown in phantom and not forming part of the fixture;
FIGS. 2, 3 and 4 are perspective views of the display attachment for beverage can sleeve of FIG. 1;
FIG. 5 is a front view of the display attachment for beverage can sleeve of FIG. 1 with the rear view being identical thereto;
FIG. 6 is an elevational side view of the display attachment for beverage can sleeve of FIG. 1 with the opposing side view being identical thereto;
FIG. 7 is a top plan view of display attachment for beverage can sleeve of FIG. 1; and,
FIG. 8 is a bottom view of the display attachment for beverage can sleeve of FIG. 1.