Who or What...is this? A Grinch hat with a unique style, it's also a toy kit that will be a hit on Christmas morning. The plastic brick base plates are compatible with most brick systems. Big or small, everyone will have a ball with this cute costume accessory. Includes bag of 1" x 1" blocks. Includes templates. Officially licensed by Dr. Seuss. One size fits most. Item does not qualify for sale prices.