Berkley Vanish Clear Leader|4LB – 50YD|6LB – 50YD|8LB – 50YD|10LB – 50YD|15LB – 40YD|20LB – 40YD|30LB – 30YD|40LB – 25YD|50LB – 25YD

100% fluorocarbon has a similar refractive index to water, so fish can't see it. Berkley Vanish Clear Leader formula ever, with 20% better shock strength, improved knot strength and easier to handle. Non-absorbing fluorocarbon maintains strength and abrasi