The ornamental design for a spongeapplicatorcap, as shown and described.
FIG. 1 is a perspective view of a sponge applicator cap showing my new
design, the broken line disclosure of a container being for illustrative
purposes only and forming no part of the claimed design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a side elevational view thereof, the opposite side being a mirror
image;