This 47 in. Anneau Sling from Petzel is a climbing essential. It is made of 100% polyester, weighs 3.5 oz., and boasts a strength of 22kN. . . . 100% Polyester. . 47 in. long. . Weighs 3.5 oz.. . Strength: 22 kN. . Imported. . 3342540103429 30430400006 C40A 120