OFFCUP Blue Number 13 Balloons, 40 Inch Large Foil Number 1 & 3 Balloons, Self Inflating 13th Birthday Balloon for 13 Year Bo
Reviewed 30 August 2026 · price checked live
Check price on Amazon →Overview
OFFCUP Blue Number 13 Balloons, 40 Inch Large sits in our party supplies listings, where we rank by how buyers actually rate a product rather than by brand. The manufacturer says: You will receive 2 number balloons, 2 plastic straws, each balloon is 40 inches (101 cm) long, large enough to decorate your family and friends' birthday parties. Quality aluminum foil, non-toxic and harmless, bright and shiny in color, not easy to break; self-sealing design, not easy to leak. Those are the seller's own claims rather than our testing, so treat them as a starting point. On Amazon it holds 4.1 out of 5 from 1,274 ratings. What that score is worth next to its rivals is set out below.
- Brand
- OFFCUP
- Amazon rating
- 4.1 / 5 from 1,274 ratings
- vs Party Supplies
- 0.4 below the category median of 4.5
- Rank in category
- 47 of 49 rated party supplies we track
- Price position
- Mid-priced (category spans £2.50 to £40.95)
- How proven
- Moderate review volume
How it compares in Party Supplies
Across the 49 rated party supplies products we track, the typical score is 4.5 out of 5. This one sits at 4.1, which is in the bottom quarter of the category. That does not make it a bad buy, but there are better-rated alternatives on the same shelf, so it needs another reason to earn your money.
It carries 1,274 ratings against a category median of 948. That is enough of a base to take the score seriously without treating it as settled.
On price it sits in the middle third of a category running from £2.50 to £40.95, where the midpoint is about £5.99. That is the part of the range where most sensible buys sit, neither cutting corners nor paying for the name.
Worked out from the 49 party supplies products in our catalogue, not from the brand's own claims. How we rank →
Key features
- 🎉【You will receive】You will receive 2 number balloons, 2 plastic straws, each balloon is 40 inches (101 cm) long, large enough to decorate your family and friends' birthday parties.
- 🎉【High-quality material】Our number balloons are made of high-quality aluminum foil, non-toxic and harmless, bright and shiny in color, not easy to break; self-sealing design, not easy to leak.
- 🎉【Easy to use】Comes with a straw to inhale helium or air. After inflation, the aluminum foil balloon valve will automatically close, which is very convenient! There is a hanging hole above the balloon, so you can hang them anywhere. It is recommended to pinch the self-sealing valve to prevent air leakage.
- 🎉【Reusable】The number balloon set includes 2 straws, which can be used to deflate the aluminum foil balloons. Insert the straw into the valve and press gently until the gas is exhausted. It can be folded and stored for reuse.
- 🎉【Create an atmosphere】The number balloons are colorful and can quickly add bright colors to your party decorations. They are perfect for birthdays, parties, anniversaries, family reunions, weddings, farewell parties, bachelorette parties and many more occasions.
