Inflatable: Air or Helium. Material: High quality latex; Non-toxicity and harmlessness Size: 12 Inches Large Size after inflated How To Make Confetti Balloons: Once your confetti-filled balloon is inflated, you can rub the balloon quickly on hair, carpet or blanket to create static, which make the confetti easier stick to the balloon interior surface. Spray a little bit of water into the balloon, this will also encourage the confetti to stick. rose gold Confetti Balloons