Make a chic impact at your next celebration or party with these small Foil Happy birthday Letter Balloons. Each letter is a 12 inches in size and made from foil.The balloon comes flat and needs inflating. NOTE: Balloon arrives uninflated. WARNING: CHOKING HAZARD - Children under 8 years can choke or suffocate on uninflated or broken balloons. Adult supervision required. Keep uninflated balloons from children. Discard broken balloons at once.