The ornamental design for a protective cellphonecasekit, as shown and described.
FIG. 1 is a front elevation view of a protective cell phone case kit showing my new design with a protective case and an insert case separated for clarity;
FIG. 2 is a rear elevation view thereof;
FIG. 3 is a right side elevation view thereof, the opposite side being a mirror image of the shown;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is an isometric view thereof; and,
FIG. 7 is an in-use view thereof with the insert case disposed within the protective case.
The broken lines showing a cellular phone in FIG. 7 represent environmental subject matter that forms no part of the claimed design. All other broken lines show portions of the protective cell phone case kit that form no part of the claimed design.