We have two types of wall belts. One is made of brown cotton-covered nylon webbing. The other colors are made of nylon webbing. All wall belts are made with a brass ball and our own custom stainless steel hook and buckle. The belts have a tested breaking strength of 1500 lbs. They are 1 1/2 ” wide and 11′ long. Our patent-pending quick adjust / release buckle gives you a greater variety of postures and adjustments to choose from.Two belts are needed for each person.