The Standard nylon cable ties may be affected by explosure to ultra-violet(UV) light i.e from direct and indirect sun light.UV exposure eventually result in material oxidation, diminishing the mechanical performance characteristic of cable tie. Novoflex UV Resistant Nylon Cable Ties are manufactured with special additives imparting resistant to UV radiation that prolongs the life of cable ties. Superior Tensile strength. Provides a secure locking which will not slip, come off or slacken. Must be cut to be removed.