Use this in-line shock absorber to keep your fish where it belongs, on the end of your hook. Centerline made of durable monocord. Per each. Sizes: 3-1/2 , 4 , 4-1/2 Colors: (001)Amber, (002)Green, (003)Red. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Snubbers.