Set a mellow mood using these easy-to-assemble 70s Party Centerpieces. Featuring cutouts of brightly colored lava lamps, these party decorations are sure to make your celebration groovy great. Perfect for retro-themed birthday parties or anytime you want to make your party space feel funky fabulous. These lava lamps will make adults nostalgic and introduce some hip style to kids! Paper. (3 pcs. per unit) 13" Simple assembly required.