Brick 2 x 4 with Smile and Frown Print on Opposite Sides

Reference

3001pr0043

BrickLink® #

3001pe1

Brick 2 x 4 with Smile and Frown Print on Opposite Sides (part 3001pr0043) is a LEGO element. CollectORbuild's catalog records it in 96 sets, including Basic Box and Basic Building Set.