Features: The stainless steels material has high strength, wear resistance and firmness. Nylon brush has high mechanical strength, heat resistance and good self lubrication. Rope cord cleaning brush is lightweight and has a portable size, very easy to operate. Usage: You can put it on the rope at first, and then put it into clean water, pull the rope for cleaning. Suitable for rope diameter of 8-13mm/0.3-0.5inch; and suitable for cableway, cave exploration, and etc. Specifications: Material: Nylon+Stainless Steels Color: Black/Blue/Red Package Weight: approx.100g Diameter: approx.5cm/1.96in (More Size Detail, Please See Photo.) Note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks! Package includes: 1Pc Rope Cleaning Brush