A & S Tackle Unweighted Worm Tube 20" (Black) Features:A & S Tackle Unweighted Worm Tube is equipped with flexible PVC 9/16" OD tubing, approx. length 20", 325 lb. test stainless steel single strand wire, 7/0Mustad O'Shaunessy, 4/0 Sampo Swivel. Great shallow water tube 8' - 15'. The single strand stainless steel wire will retain the shape you bend into the tube. 9/16" OD flexible tough PVC tubing will hold up well to bluefish, barracuda etc. not unlike latex that separates on the first bite. PVC does not dry out or crack like latex.