SPW735 Features: -Prevents rust.-Deadens sound.-Seals out moisture.-Resists salt corrision.-Protects fender replacements Specially formulated for automotive professionals. Protects sections repairs and weld joints. Additional uses include crack, gutter, flashing sealer, roof patch and tree wound dressing..-Autobody Rubberized Undercoating. Warranty: -1 yr warranty from date of shipment from vendor.