Berkley Trilene Professional Grade 100% Fluorocarbon Line is a past Bassmaster Classic Championship winner. As the name says, its made of top-quality 100% fluorocarbon, so its virtually invisible to the fish ideal for stealth and finesse techniques. Boasts an extra-high strength-to-diameter ratio with incredible impact strength and low memory for smooth casting and trouble-free presentations. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Fishing line.