With a coating formed by unmatched technology, the pop-ups react with the water to cause a shift in the PH level. With carp being very sensory, they pick up on this change and come in for a bite.The pop ups are ideal for a range of anglers, from the vacation angler who needs a fantastic option for their few trips by the water, right up to the competitive angler who wants a mass number of attractants!Great visualsHighly attractiveVery buoyantPart of the popular TX1 rangeFlavour: Squid & OctopusSize: 12mmColour: Pink