Fast and easy processing. Durable material protects against mechanical stress. Thermoplastic inner adhesive provides protection against external influences and relief. Favorable shrink ratio for a variety of applications. Available upon request with air valves for pressurized telecommunications cable systems. Helashrink end caps are used to seal cable ends both outdoors and indoors and are suitable for all common plastic-insulated cables with a rated voltage of 0.6/1 kV.