Fishing Surfcasting Heat Shrink Tube 3.5 mm

Length: 60 mmDiameter: 3.5 mmQuantity per pack: 8 (4 red / 4 black)

Length: 60 mmDiameter: 5 mmQuantity per pack: 8 (4 red / 4 black)

Simply heat the tube to get it to shrink and protect your knot. The best thing to use is very hot water or steam (from a kettle for example), but a lighter can also do the trick, just be careful not to burn the tube or the line!