12 PCS Black Heart Balloons, 18 Inch Large Black Heart Foil 05-12pcs Deep Black
Easy to Use: These valentines mylar balloons can be filled with air or helium and inflated to 85%-90% to prevent them from becoming too large and exploding. After filling, the expansion mouth is flattened and automatically sealed, t will be no air leakage, and the gas inside can be emptied with a plastic straw.