HAPRTY 10 Pcs Happy Birthday Aluminum Foil Balloons, 18" Round Mylar Helium Balloon Inflatable Balloons for Birthday Party Decorations Supplies (Black Gold) Features: Material: The aluminum foil balloons made of excellent aluminum foil material. Color: black gold with environmentally friendly print Sash Size: About 18" round. Perfect for Birthday Party Supplies Favors and Decorations! The self-sealing valve of our aluminum foil balloons will automatically seal itself once they are filled. These foil birthday balloon can be attached to walls, doors, tables, windows and almost anywhere. OThese foil happy birthday balloons are ideal party decoration for all ages. the 10pcs foil balloons enough to decorate your party space, adding more joy to your party and creating a very romantic atmosphere. Warm Tips: Due to printing problems, the product will have a slight smell, Put it in a ventilated place after unpacking and use it after the smell dissipates. After-sales Service: The birthday balloons set packaged all carefully, We will be responsible for them. Please feel free to contact us If you have any problems with our items or services, We will do our best to solve any problems for you. We guarantee 90 days money back or free exchange if there is a quality problem. thank you for your support!