Easy-casting Berkley Vanish Fluorocarbon Fishing Line has become a popular mainline fluorocarbon in the U.S. and Canada. Berkley has been continuously improving the Vanish formula since it was introduced 15 years ago, to ensure your satisfaction. One of the great values in 100% fluorocarbon line!FeaturesTHE EASY CASTING FLUOROCARBONThe best VanishA(R) formula everRemains clear under water - 100% fluorocarbon refracts light similar to waterSinks under water - more sensitive and a more direct profile from rod tip to lure