Primo Brick 1 x 1 with Cat Head / Dog Head Print

Reference

31000pr0021

BrickLink® #

31000pb31

Primo Brick 1 x 1 with Cat Head / Dog Head Print (part 31000pr0021) is a LEGO element. CollectORbuild's catalog records it in 2 sets, including Preschool Building Toy and Pull Along Duck and Duckling.