Celebrate in building‑block style with the Blocks Happy Birthday Round Foil Balloon 18″. Crafted from high‑gloss, tear‑resistant Mylar, this vibrant round balloon features a cheerful “Happy Birthday” message framed by colorful block graphics in fade‑proof inks. Its built‑in self‑sealing valve makes inflation with helium or air quick and mess‑free, and the sturdy construction ensures it holds its perfect round shape throughout your event. Whether used alone as a festive accent or grouped into a playful bouquet, this reusable balloon adds joyous flair to birthdays, photo backdrops, and themed parties. Blocks Birthday Party Supplies
Key Features
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Size: 18 inches (45.7 cm) diameter round balloon
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Material: Premium, tear‑resistant Mylar foil
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Design: “Happy Birthday” surrounded by colorful block graphics
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Inflation: Compatible with helium or air; no‑tie self‑sealing valve
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Reusable: Deflates easily for flat storage and future use
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Versatile: Ideal for birthday parties, photo props, and themed décor
