Feature: 1.They are health and safe material. These balloons are transparent and light up with colorful LED string lights on them. Perfect for New Years Eve, Birthdays, Engagement Parties, Graduation, Galas, 2.Our high-quality balloons will light up your parties and celebrations the whole night. Bringing vibrant colors to any fun occasion for an entire evening. 3.You can fill these large balloons up with air or helium, powered by 2 cell batteries included. The balloons around 8 inch deflated reach 18 inches after inflation. 4.Our premium quality transparent PVC LED balloons is an environment-friendly design Material: Plastic Color:Colorful,Blue,Green,Purple,Warm White,Red,Pink Note: Due to the different monitor and light effect, the actual color may be slightly different from the image color. Please allow 1-2cm difference due to manual measurement. Package List: 3xBall skin 3xBall Holder 6xPole 3xConnector 3xBattery Box