Add and take off weight from your line with ease. With your line or wire in the center, twist the rubber knobs of Water Gremlins Rubbercor Sinker half a turn in opposite directions for secure position to take your bait into the strike zone. Safe to use, even on the lightest monofilament. Size Quantity #1 36 #2 27 #3 27 Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Weights.