'TOON Pontoon Boat Fender - 36 - GrayComplete patented pontoon boat protection system with up to 15 of vertical adjustment for any docking or rafting conditions. Dual hook system locks firmly top and bottom allowing it to remain in place while underway. Boat covers can be installed normally. Angled sides help prevent catching the dock when mooring. Standard size 6 x 36. Adjustable to protect the rail system, pontoons or both. Molded in UV inhibitors and fungicides.WARNING: This product can expose you to chemicals including Vinyl Chloride,Titanium dioxide which are known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.