Give milestone birthdays, anniversaries and special events an instant focal point with this large Number 4 foil balloon. The holographic iridescent silver finish catches and reflects light from every angle, creating colourful shifting highlights whether you inflate it with helium or air.

• Material: Foil / Mylar with a holographic iridescent finish for shimmering colour shifts
• Size (cm): 86 cm (34") when fully inflated, large visible display size for photo backdrops
• Colour: Holographic iridescent silver that throws rainbow highlights in bright light
• Key feature / function: Self-sealing inflation tab for easy filling; suitable for helium or air and simple to display

Perfect for birthdays, anniversaries, milestone events or holographic and silver party themes.