The ornamental design for a flotationaid, as shown and described.
FIG. 1 is perspective view of a flotation aid, showing our design;
FIG. 2 is a right side view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a front view thereof;
FIG. 7 is a rear view thereof; and,
FIG. 8 is a perspective view thereof, showing the flotation aid in an alternate orientation.
The broken lines showing surface ornamentation and portions of the flotation aid form no part of the claimed design.
The flotation aid is shown with a symbolic break in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design.