The "Sempertex Age 21 Metallic Rose Gold Latex Balloons 30cm 6pk" are an elegant and trendy choice for celebrating a 21st birthday. Each pack includes 6 high-quality latex balloons, each measuring 30cm (12 inches) in diameter. These balloons feature a beautiful metallic rose gold finish, which adds a touch of sophistication and style to your birthday decorations. Suitable for both air and helium inflation, they provide versatility in decorating options. Whether used individually or as part of a larger birthday display, these balloons will enhance your party decor with their chic and celebratory design, ensuring a memorable and special celebration of this milestone age.