Buldo Bubble Floats Metal Eyed – These genuine Buldo Bubble Floats are easy to use and cast. For distance simply fill with water by opening both eyelets and submerging in water. Bubble floats are very versatile and suitable for many applications such as fresh and saltwater fishing for trout, carp, mackerel etc either suspend a bait or an artificial lure. Add some water to use for long distance or empty for high buoyancy.40mm 30g