Made of high-strength nylon material with better quality than polyester,high strength,high wear resistance Using advanced imported sewing equipment,fine thread,small pinhole,good firmness,strong tensile force Foot can easily reach,simple to use,high strength material for long time use Portable and lightweight,you can take it outside conveniently Suitable for mountaineering,rock climbing,ascending,,tree arborist,caving,rappelling,downhill,lowering,descending,abseiling,and other outdoor activities