10.1 OZ, Aluminum Gray, Butyl Rubber Gutter & Flashing Sealant, Durable, Flexible, Watertight Sealant For Gutters, Drain Spouts, Lap Joints, Flashings, Roof Vents, Aluminum Siding & Other Metal Joints, Stands Up To Weather & Temperature Extremes, Meets ASTM Specification C-1085, Not Available To Members In VOC Restricted Areas, Members Can Purchase True Value #147-504.