•Built-in the inner diameter of about 3.4cm large steel ball, in case of danger, can be used for self-defense.
•Made according to 550 standard, the seven-core umbrella rope with fine surface texture ,corrosion resistance and good wear resistance.
•Can be used for emergency survival, weaving, winding and other purposes.
•Single rope pull up to 140kg, far beyond the strength of ordinary rope.