6" Standard Dark Blue Quick Links Balloons - Bag of 50 Designed to coordinate with existing Qualatex latex balloon colors, Quick Links are great for creating various types of structures without the use of monofilament line or other framing materials. Simply tie Quick Links together. The innovative design ensures the balloons will maintain a uniform shape regardless of which ends are tied. This Qualatex balloon is of the highest quality and can be filled with helium.