Duplo Brick 2 x 2 with Bright Light Yellow '4' Print

Reference

3437pr0150

BrickLink® #

3437pb106

Duplo Brick 2 x 2 with Bright Light Yellow '4' Print (part 3437pr0150) is a LEGO element. CollectORbuild's catalog records it in 2 sets, including Celebration Cake and Mickey & Minnie Birthday Train.