Brighten up any room for a building block themed bash with this Foil Building Blocks Birthday Balloon. Featuring a playful design of brightly colored plastic bricks and bubbly "Happy Birthday" text, this foil balloon will make an adorable addition to any kid's building block themed birthday party. Tie it to the back of the birthday boy or girl's chair to make them feel like the center of attention. Fasten it outside to the mailbox so little ones (and their parents!) can easily find the right house for the birthday bash. Or, try combining it with latex balloons to make a vibrant balloon bouquet to use as a table centerpiece.•Self-sealing and reusable•Balloons arrive uninflated•Metallic finish of this foil balloon makes it an eye-catching addition to the photo booth background at your event•Combine with other Unique Party Favor’s Building Block party accessories to complete your space setting