Celebrate in style with our HAPPY Birthday Balloon Letters, each measuring 22cm. This set of vibrant, metallic balloons spells out "HAPPY BIRTHDAY" and adds a festive touch to any birthday celebration. Made from high-quality foil, these balloons are durable and maintain their shape, ensuring your décor stays eye-catching throughout the event. Easy to inflate and display, they create a joyful atmosphere, making any birthday unforgettable.