The ornamental design for a brushhead with cap, as shown and described.
FIG. 1 is a top front right perspective view of a brush head with cap in accordance with our new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a left side elevation view thereof;
FIG. 7 is a right side elevation view thereof;
FIG. 8 is a top rear right perspective view thereof; and,
FIG. 9 is a perspective view showing the brush head of the design. The cap shown in broken lines in FIG. 9 illustrates environmental subject matter and forms no part of the claimed design.
The broken lines shown in the drawings illustrate portions of the brush head with cap that form no part of the claimed design.