The ornamental design for a cymbalshield, as shown and described.
FIG. 1 is a front perspective view of a cymbal shield, shown separately to show aspects of the design that are not visible when in use.
FIG. 2 is a top view of the cymbal shield in use condition.
FIG. 3 is a bottom view thereof.
FIG. 4 is a front view thereof.
FIG. 5 is a rear view thereof.
FIG. 6 is a right side view thereof; and,
FIG. 7 is a left side view thereof.
The broken lines showing portions of the hi-hat cymbal and portions of the stand are included for the purpose of depicting the environmental structure and form no part of the claimed design.