18" Rainbow Birthday 18 Balloon

• Standard 18" Rainbow Birthday 18 balloon
• Self-sealng
• Reusable
• Floats with helium

18" Rainbow Birthday 18 Balloon is a Standard Mylar balloon from Anagram constructed from lightweight metallised films.

This 17-inch balloon features Mylar & Foil construction in a rainbow color and displays Aged Birthday, Birthday, and Rainbows themes across both sides. The design supports inflation with a straw, hand pump, electric inflator, or helium regulator.

In bouquet designs, Standard Mylar balloons combine with latex balloons and a single Supershape element to complete themed arrangements. These balloons also integrate into larger scale balloon installations for accent details.

• Inflated size reaches 17 inches in diameter.
• Constructed from Mylar & Foil to provide a metallic surface suitable for prints.
• Its surface consists of lightweight metallised films.
• Offered in rainbow coloration with Aged Birthday, Birthday, and Rainbows themes.
• Compatible with helium regulator, hand pump, electric inflator, or straw for inflation.
• This balloon belongs to the Assortments color family.

This balloon is self-sealing, reusable, and features two-sided printing. It typically holds helium for up to two weeks.

Works as a decorative accent in gift presentations, a thematic component of balloon bouquets, or an addition to larger scale balloon decorations.

Browse and order this rainbow birthday balloon through our online checkout.