Sold individually the brick shaped pieces can be stacked together. Features: Each brick can be branded with a different message, Bricks can be stacked on top of each other. Materials: PU Foam. Colours: Blue, Green, Red, Yellow. Size: 80 x 40 x 20mm. Packing: Bulk Packed. Decoration Position: One or both sides of brick. Print Size: 50 x 10mm.