I claim the ornamental design for the compound composition sunshade, as shown.
FIG. 1 is a font elevation view of a first embodiment for a compound composition sunshade showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a is a right side elevation view thereof; the left side view being a mirror image,
FIG. 5 is a front elevation view of a second embodiment for a compound composition showing my new design;
FIG. 6 is a top plan view thereof;
FIG. 7 is a rear elevation view thereof; and,
FIG. 8 is a right side elevation view thereof; the left side view being a mirror image.
The shade lines in FIGS. 1 and 5 shown on the upper portion of the compound composition sunshade represent a reflective surface. The shade lines in FIGS. 2 and 6 shown on the upper portion of the compound composition sunshade represent a non-reflective surface. The broken lines on the compound composition sunshade represent stitching and forms a part of the claimed design.