The Balloon Fisher King 400 Multi-Clip Pro Pack with 5-Inch Balloons, 10-Pack. The Balloon Fisher King system was specifically designed to make balloon fishing faster, easier and far more effective than ever before. The custom Balloon Clip is quick and easy to use and provides precise bait depth control. Balloon Fisher King also uses only high quality, 100-percent natural, biodegradable latex balloons which are easier on the environment compared to inferior, synthetic party store balloons, which are commonly used for balloon fishing.