13″ Ready-To-Use Colorful “Happy Birthday” Mylar Foil Balloon Banner

[About] Quantity: 1 Set of “Happy Birthday” Balloon Material: Mylar Foil Color: Assorted Number Of Letters: 13 Each Balloon Size: 13″H x 8″W (Inflated) Features: Reusable, Strong and Durable Balloons will not float with helium, we advise filling only with air.  Balloons are shipped flat [Information] Additional Information: To inflate, insert a straw into the air hole of the balloon banner. Blow gently until the banner of the balloon is full of air. To deflate, insert the straw again into the valve and slowly and gently squeeze the air out of the balloons, fold them up and store them away from direct sunlight.  Tape or hang over the doorway, balcony, or anywhere you would like to spell out “Happy Birthday”. This happy birthday sign lets you celebrate special moments with children, friends, and family. Note: CHOKING HAZARD: Children under 8 yrs. can choke or suffocate on un-inflated or broken balloons. Adult supervision required. Keep un-inflated balloons from children.