These 100 pcs party balloons can both hold helium and air. The best way to rub the surface of the balloons with a dry towel or hair and silk. And it is recommended to use a pump to quickly inflate, so that confetti are easier to be sticked.These party balloons are made of high standard quality material. it is non-toxic and not easy to . They are safe to be used and played around children.These party balloons adding romantic and festive atmosphere to your party, Baby Shower, Wedding, birthday, Valentine's Day, anniversary party, bridal shower etc.These latex balloons includes 100pcs , 25 pcs navy blue balloons, 25 pcs pearl white balloons, 25 pcs silver confetti balloons and 25 pcs silver metallic balloons. They are perfect for adding an extra dose of fun to any entertaining event.Colour: silver + white + dark blueMaterial: latexSize: 12-inchPackage Contents:100 * Balloon (25 per color)Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.