WERNER® A111010 10'L WEB CROSS ARM STRAP O-RING & D-RING MADE WITH DURABLE POLYESTER WEBBING WERNER CROSS ARM STRAPS ARE DESIGNED TO BE WRAPPED AROUND STRUCTURES TO CREATE A SECURE ANCHOR POINT. THESE ANCHORS FEATURE A D-RING SIZED TO PASS THROUGH AN O-RING FOR CONVENIENT QUICK AND EASY ANCHOR SOLUTIONS.