This self-contained portable toilet has a 2.64-gallon freshwater tank and a 2.8-gallon wastewater holding tank. The tanks are made of high-density polyethylene. Holding tank removes from toilet so tank can be emptied completely. A double-sealed drain valve protects against leakage and odors. Heavy-duty, corrosion-resistant side latches lock the tanks together. Featuring a comfortable, sturdy full-size seat with lid. It is compact and convenient. Sturdy carrying handles make transporting easy.