Package include 1pc silver happy birthday foil balloon, 1pc 10mtr yellow light(as shown in the picture), 15pcs silver mettalic, 15pcs golden metallic, 1pc silver star foil balloon, 1pc black star foil balloon and 1pc crown foil balloon. The birthday party banner is fast and easy to inflate and has the function of automatic sealing. These balloons are made of durable aluminum foil. 16″ high capital letters of “HAPPY BIRTHDAY”, needs to be little DIY. All the balloons are made of metallic balloons, thick and strong, support air and helium.never heard a pop sound, and you won’t have to worry about them tearing and bursting when inflated. The size of the metallic balloons is 12″ each. Star Foil Balloons size is 10″ approx. Aged to perfection foil balloon and crown foil balloon size is 18″ . Place the 8 meter fairy light string in vertical lines or in any other pattern of your choice and tape it to the wall. This will give the ideal glimmer to the backdrope of your venue.