• GoldRock decorative balloon for 70th birthday includes 2 units of 16 inches (approx. 40 cm) Gold balloon numbers 70 and a straw. • The classic gold design will make your party even more eye-catching and unique. • Enough to decorate the birthday party of your family and friends. • GoldRock 70 balloon is made of high-quality foil material. • The balloons are equipped with a self-sealing valve for reuse. • They can be filled with air or helium, but if you want them to float, they must be filled with helium. • GoldRock 70th birthday decorative balloon multipurpose. • Each number is individual and can be used as 0, 7, or 70. • Perfect for children's birthdays, girls, grandparents, baby showers, weddings, anniversaries, and other party decorations. • GoldRock balloons inflate and deflate easily and are reusable. • The balloon valve automatically closes after filling. • It is recommended to use the self-sealing valve to prevent air from escaping.