Portable waste holding tank is constructed of extremely durable blow molded, UV stabilized HDPE that won't leak or deteriorate in the sun. Ready-to-use Kit includes everything needed to transport waste from your RV or trailer to a dump station when you're parked too far away for an RV sewer hose. Kit includes accessories to clean, maintain and store the tote tank when not in use. " "large, heavy-duty, no-flat wheels with bearings make transporting the tow tank smooth and effortless. Removable steel tow adapter allows you to easily roll the tote tank as you would with a suitcase or luggage. You can also Transport It by towing it slowly behind a golf cart or truck. Patented.