Set includes: You will receive 20pcs balloons, with a straw for easy inflation. The sizes of each balloon are shown on the picture Excellent party supplies: The balloon is excellent party decor and add a lively touch to any occasion. It can be decorated in various events, such as birthday parties, anniversary celebrations, graduation parties, baby shower and so on Easy to set up: Inflating and using the balloons is simple. You can inflate the balloons with air or helium. After the inflation, just press the opening and the balloon will seal itself Good-quality products: The balloon is made of aluminum, not easy to break and the tight opening prevents air leakage, keeping the balloons inflated for a long time. It is good party balloon suitable for indoor and outdoor spaces and can be strung together or hung on the walls Warm tips: To avoid bursting, please inflate the balloons to about 70% of their full capacity. If there’s any question, please contact us