The ornamental design for a shelfsystem, as shown and described.
FIG. 1 is a top perspective view of a first embodiment of the shelf system having a lever-enabled suction structure.
FIG. 2 is a bottom perspective view of the first embodiment of the shelf system having a lever-enabled suction structure of FIG. 1.
FIG. 3 is a left side view of the first embodiment of the shelf system having a lever-enabled suction structure of FIG. 1.
FIG. 4 is a right side view of the first embodiment of the shelf system having a lever-enabled suction structure of FIG. 1.
FIG. 5 is a front view of the first embodiment of the shelf system having a lever-enabled suction structure of FIG. 1.
FIG. 6 is a rear view of the first embodiment of the shelf system having a lever-enabled suction structure of FIG. 1.
FIG. 7 is a top view of the first embodiment of the shelf system having a lever-enabled suction structure of FIG. 1.
FIG. 8 is a bottom view of the first embodiment of the shelf system having a lever-enabled suction structure of FIG. 1; and,
FIG. 9 is the bottom perspective view of the first embodiment of the shelf system having a lever-enabled suction structure as shown in FIG. 2, but with the suction levers rotated upwards into a deactivated position.
The broken lines shown in the Figures represent portions of the shelf system that form no part of the claimed design. The broken line showing immediately adjacent the shaded areas represents boundaries to the claimed design and forms no part of the claimed design.