Sold as one unit. (1 unit = 12 each.) 9.8 oz. White. Fastest curing silicone. Cuts down waiting time dramatically - an hour is all it takes and it is shower ready. 10 year mold-free product protection - specifically formulated for increased protection. 100% silicone is 100% waterproof, flexible and shrink/caulk proof. Tube . Manufacturer number: M90007. SKU #: 1391135. Country of origin: (TBA). Distributed by G.E. Silicone Products