The ornamental design for a case for toybeads, as shown and described.
FIG. 1 is a perspective view of portions of the front, top, and right side of a case for toy beads showing my new design;
FIG. 2 is a perspective view of portions of the rear, bottom, and left side thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is a right side view thereof;
FIG. 8 is a left side view thereof; and,
FIG. 9 is a perspective view of the case for toy beads in a state that a lid is detached from the case.
The broken lines shown are included for the purpose of illustrating portions of the article which form no part of the claimed design. The case is shown without the lid in FIG. 9 for convenience of illustration.