Black Happy Birthday Balloons - Aluminum Foil Banner Balloon for Birthdays Party Decorations Supplies (16 Inch)

These balloons are made from thick quality foil. They can be strung along and hung as a banner, or taped to the wall. It is not recommended to use Helium, since the foil is thick (For better quality reasons) the balloons may not float. It is however do-able, just not recommended. Comes in Black.   Quantity:Each pack comes with 13 Black letters spelling out "Happy Birthday". A small straw to help inflate the balloons and a string in the event that you'd like to string them together. Dimensions:Total height of each letter is 16" when inflatedOverall weight is 2.6oz Duration:Stays inflated for over a week Children under 8 yrs. can choke or suffocate on un inflated or broken balloons. Adult supervision required. Keep un inflated balloons from children. Discard broken balloons at once.