Make your unit blocks into farm animals! Block Mates are the all-new block play sensation that will revolutionize and revitalize the way that kids play with unit blocks. Slide the Block Mates onto a traditional-sized unit block to create fun play friends! Pieces slide on easily and fit snugly thanks to the patented "Slip-Grip" system! Match the colors to assemble familiar animals, or mix-and-match the pieces to create your very own!

5 piece unit block set not included but is available here.