THIS IS OUR NEW HOOK BOBBER IT IS PERFECT FOR FISHING MULTI SPECIES FISH WITH THE AUTOMATIC FISHERMAN UNITS. HOW IT WORKS IS YOU SET UP THE AUTOMATIC FISHERMAN UNIT AND HANG ON THE HOOK BOBBER TO THE LINE AND PULL OUT THE DESIRED AMOUNT OF SLACK LINE. WHEN THE FISH BITES THE BAIT AND THE ROD SET THE HOOK THE BOBBER FALLS OFF THE LINE ITS THAT SIMPLE. THIS IS MADE OUT OF BALSA WOOD AND PAINTED ORANGE FOR BETTER VISIBILITY THE BOBBER IS 2 1/4" LONG AND 1 1/4 WIDE IT HAS A WIRE THRU THE BOBBER BENT SO IT WILL HANG ON THE LINE AND FALL OFF WHEN THE ROD SETS THE HOOK. THERE PERFECT FOR MULTI SPECIES FISHING EVEN DURING THE SUMMER ON LONG POLES. GIVE THEM A TRY YOU WILL LOVE THEM.