9.1 x 9.1 x 3.9 inches

Make sure this fits by entering your model number.
FINE MOTOR GAMES FOR KIDS: Build fine motor skills with chunky, peg-shaped pieces that fit to the back of this friendly hedgehog. Also use Spike as for occupational therapy exercises
DEVELOP: Colorful quills help kids build color recognition, sorting, and counting skills through fine motor skill games. Spike is also a great toy for visually impaired children!