GSE Games & Sports Expert gym rope is made from durable polyester for the best grip, designed with a metal eye fitting for easy installation to the ceiling. Heat-shrunk vinyl sleeves covering the end of the rope. The rope is 1.5" in diameter, 6',10',15',20',25',30' in length, wear resistance, corrosion resistance, and rain resistance. You can attach it to any fixed point to do climbing exercise and strength training, used indoors or outdoors.