Valuemax 260PCS Heat Shrink Tubing Kit 3:1 Industrial Electrical Shrink Tube USA

ValueMax Heat Shrink Tubing. Dual Wall Tubing: Our heat-shrink tubing contains a layer of thermoplastic adhesive on the inside to help provide a good seal and better adhesion. Insulate the junction of two electic wires and simultaneously allows the connection to also be made waterproof.