Make birthdays even more magical with our Happy Birthday Balloon. Measuring 45cm when inflated with helium, this eye-catching satin balloon will effortlessly brighten up any celebration. Its attached curling ribbon adds an extra touch of elegance and convenience. As a perfect complement to your flower bouquet or boxed flower arrangement, this balloon adds a cheerful vibe to the occasion. Take advantage of our same-day delivery service from Flowers Across Sydney by placing your order by 2 pm, and rest assured that your surprise will arrive promptly, creating unforgettable memories for your loved ones.