A party essential, these helium quality Red Latex Balloons inflate to 30cm high. Fill them with helium for up to 18 hours of flying time indoors. Fill them with air, and the heavy latex material ensures they'll remain inflated for days on end. Seal the balloons by knotting the neck, tying them off with ribbon or string, or using one of our plastic balloon clips. Package contains 25 Red Latex Balloons. Regular sized coloured latex balloons. Quantity: 24 in a pack Size: 30cm Suitable for air and helium inflation.