Mickey Mouse foil balloon 18 tall. There is 1 foil balloon in a pack. It is automatic self sealing. The size is approximately 18 W x 18 H inches (45 cm x 45 cm). It is good for table decorations. Warning: Choking hazard Children under 9 years old can choke or suffocate on uninflated or broken balloons. Adult supervision is required. Keep uninflated balloons from children. Discard broken balloons at once.