Duplo Brick 2 x 2 x 2 Curved Top

Reference

3664

Duplo Brick 2 x 2 x 2 Curved Top (part 3664) is a LEGO element. CollectORbuild's catalog records it in 59 sets, including 3 in 1 Creative Cute Pets and 3in1 Animals on Wheels. It has been produced in 11 different colors.