Swim Stim Amino Black Groundbait 900g is a naturally balanced fish attractant. The effectivenes is a combination of the fish attractors and the way it mixes and interacts with water. The popularity if this uniquly effective range of groundbaits goes from strength to strength and Swim Stim groundbaits fly off the shelves. Suitable for all uses Method mixes and paste or Swim Stim groundbaits are not just for commercial carp fishing but also good for skimmers bream and tench. Koi Technology Packed With Aminos Black In Colour