The tricolor theme is a common symbol of national pride, and incorporating this into your balloon decoration can instantly elevate the festive atmosphere. Whether your country's flag features a combination of red, white, and green or blue, yellow, and red, foil balloons for decoration are available in virtually every color imaginable. You can choose heart-shaped, star-shaped, or even flag-shaped foil balloons to match the theme. Their shiny metallic surface not only catches the light but also provides a durable, long-lasting option for your National Day decor.