Ships From Hong Kong. Material: nylon 66. Color: red. The scope of application: high altitude mountaineering, rock climbing, fire rescue , high-altitude operations, engineering protection, caving, rappelling, canyoning, bridge fall, escaping, adventure. Product features: each rope has sewing buttons, pull is stronger, performance is better. The ropes are made of high-strength polyester(nylon 66), stain resistant, easy cleaning, wear resistance is stronger. Nylon 66 has high mechanical strength, the tensile strength is high, friction coefficient is low and wear resistance strength is well.