This value-packed girls 10th birthday decorations set features a mermaid-inspired color palette with teal, pink and purple accents, including: a giant 39" foil butterfly balloon, 40" purple number 10 balloon, 5×18" round foil balloons, 25 latex balloons, and a double-sided In My Double Digits Era banner printed on 350g glitter paper. Made with premium leak-resistant foil that lasts days and thick cardboard banners resistant to bending, the set transforms any space in just 20 minutes with included balloon chains for easy hanging. Foil balloons are self-sealing for convenient inflation (recommended 90% capacity, helium required for floating) - perfect for celebrating this childhood milestone with playful elegance. 【Value Pack】The 10 year old girl birthday decorations kit includes huge foil balloons in size - a 39 inch foil butterfly balloon and 40 inch purple number 10 balloons, 5pcs 18 inch round foil balloons, in my double digits era banner, and 25 piece set of mermaid colored latex balloons 【Premium Quality Materials】The 10th birthday party supplies are equipped with high-quality foil balloons that can last for several days without air leakage. The special banner is made of thick cardboard and 350g glitter paper, not easily bent or damaged 【Diversified Decoration】This decoration set features a mermaid-inspired color palette, adorned with a delicate butterfly balloon and happy 10th birthday banner to celebrate this significant childhood milestone. Playful yet elegant, it' s the perfect way to mark a 10th birthday 【Simple installation】The scene setup only takes you 20 minutes. We have prepared a balloon chain for you, which can easily hang latex balloons. The foil balloons are self sealing, which is very convenient and can be directly inflated. Recommended balloons are at most 90%. Note that helium gas needs to be filled in order to float 【Reminder】Avoid over-inflation and keep away from sunlight, high temperatures, or sharp objects to prevent bursting. If you have any questions about the party decorations after receiving them, feel free to contact us! We' ll ensure a satisfactory resolution