Bring the Hollywood magic to your party with these 2-pack Black Holographic Star Balloons by LOONBALOON! These stunning 21-inch foil mylar balloons feature a classic black holographic star design, perfect for adding a touch of Hollywood glamour to your next event. Made from high-quality foil with a self-sealing valve, they can be inflated with helium to create a dramatic floating display or air for hanging (balloons arrive uninflated). Create dazzling balloon bouquets or incorporate them into balloon columns for a truly star-studded celebration!