Primo Brick 1 x 1 with Round Rattle, Blue Star, Face print

Reference

31005pr0020

BrickLink® #

31005pb26

Primo Brick 1 x 1 with Round Rattle, Blue Star, Face print (part 31005pr0020) is a LEGO element. CollectORbuild's catalog records it in 1 set, including Smiling Rattle.