1、Sturdy: Made of LLDPE material, this water tank is sturdy, anti rust, resistant to shock, pressure, high toughness, and can be used in extreme temperatures from ‑40 to 80 degrees Celsius. 2、Perfect Sealing: The RV water tank ensures no welding gaps, enhancing the tank's sealing performance, resistant to crack and leakage. The square shape design makes it easy to store and transport. 3、Customizable Usage and Installation: The tank's smoother face allows for easy modification to meet your specific needs in any location within your RV or other settings. 4、Large Capacity and Opening: The 130mm wide mouth with a double layer sealing cover makes the water storage tank easy and quick to fill the tank with 9 gallons of clean drinking water for outdoor camping or daily use. 5、Versatile Application: The water storage container tank is suitable for RVs, trailers, campers, boats, yachts, and home water storage needs, providing a reliable source of fresh water wherever you go.