The cold-shrinkable cable accessory is made of imported silicone rubber material .It not only has excellent electrical properties ,but also has excellent physical properties such as water repellency ,high elasticity ,long service life and constant shrinkage pressure .No need for open flames and special tools ,just gently pull out the plastic support strips ,you can automatically shrink the reset ,the installation is very convenient for work .Widely used in electric power ,petroleum ,chemical ,metallurgy ,railway ,port and construction.