The Activity Stacker by Infantino is a plush classic stacker with a whistling base and 5 entertaining rings. Includes busy bead, fish rattle, peek-a-boo mirror, textured water teether and a fun crinkle flower ring. Helps build hand-eye coordination. Infantino, headquartered in San Diego, Calif. is a leading designer and international distributor of innovative and original infant, toddler, and preschool products. Featuring fashion-forward designs, the popular product lines include classic creative baby toys and puzzles, innovative soft baby carriers, and simple, no-fuss baby travel systems.