[HDPE Material]: The pond liner is made of HDPE, an environmentally friendly and impermeable material. It prevents pollutants from entering the pond, providing a safe habitat for fish and plants. [Flexible and Stretchable]: The pond liner is flexible and easy to bend and fold. It can be cut into various shapes to fit any uneven surface. [Protect Your Pond]: This liner helps contain your pond while creating a safe and healthy environment for wildlife. It also makes maintaining your fountain and pond pump easier. [Easy to Clean]: This pond liner provides a level surface for your pond, reduces debris buildup, and can effectively prevent harmful substances in the soil from entering the pond and polluting the water body. [Wide Application]: This large pond liner is the perfect choice for agricultural or private use. Such as water gardens, fish ponds, garden waterfalls, artificial lakes, rivers, aquaculture farms