Flexible yet rigid so it holds its position for superior drainage. Patented rotating fittings prevent hose twists and kinks. All it takes is a quick twist-on installation for a secure sewer connection with no leaks and no mess. Tough, high-tech poly construction. Versatile 6-way sewer connector threads on or press fits into almost any type of sewer opening. Gas-tight to prevent odors from escaping | Valterra Dominator Sewer Hose Kit, 20' in Black