Too cool not to share. The creation of Heike Conroy who described them thus when she posted them on Facebook:
Happy Saturday to all,,,,some " Wooly Mibs",,,Needle felted vintage Marbles,,,Swirls, Sparklers, Chinas, Marble Kings, Vitros, Akros etc.... having fun learning about Glass Marbles, while creating their Counterparts in Wool.
(source)