From our family estate collection, Dating to the 1920's  This Roll poly rabbit is in fair conition,  slight wear due to age, there are a few slight dents in the front and back and the seam connecting the rabbit from the base is not tightly sealed.  It still wobbles perfectly however!
Approximately 3-1/2" high by 2" wide.
Stamped VC USA on the back (See photo). Viscoloid USA.