What You Get - Our exquisite cream white number balloons include: 1 x 40-Inch number "2" balloons, 1 x 40-Inch number "1" balloons, and 1 straw. The 40-inch size of the balloon ensures that it stands out, adding a touch of grandeur to your decorations. Its cream color adds a sophisticated and neutral tone, making it versatile for 21st birthday party. Premium Material - Our cream white number balloons are crafted from safe foil material, ensuring their durability and maintaining beautiful shape. The material ensures a longer inflation life, with a matte metal surface, they maintain their spherical beauty, allowing you to enjoy the beauty of the balloon throughout your event. Easy To Use - These number birthday balloons can be filled with air or helium (inflate to 85%-90% to prevent over-expansion and bursting). The valve seals automatically when inflated, eliminating the need for an extra knot, and the gas inside can be released using a plastic straw, making them reusable. If you want to achieve a floating effect, you can use helium for inflation. Suitable for Variety of Occasion - You can use 21st balloons for a highly coveted INS style that serves as the ideal backdrop for 21st birthday and 21st anniversary celebrations. These large 21st balloons are ideal for a wide range of events, including birthdays, baby showers, weddings, Valentine's Day, anniversaries, New Year's, carnivals, photography props, or any special occasion. Warm Reminder - Please be aware that due to variations in lighting and screen settings, the color of the balloons may differ slightly from what you see in the picture. Also, take care to prevent the balloons from coming into touch high temperatures or sharp objects to avoid punctures. If you encounter any problems, you can ask a question.