and safe for long term outdoor use Made of durable HDPE material with a thickness of 0.12 mm Withstands extreme weather and outdoor pond conditions Environmentally friendly and safe for fish and plants Flexible and adaptable Flexible sealing film membrane that can bend and fold to fit various pond shapes Can be easily cut to the required shape for specific pond design Easy to install and use Bottom layer provides a flat surface, reducing soil buildup in the pond Simple installation without tools required surface includes round cobblestones for added protection Protective and easy to maintain Prevents harmful substances in soil from entering the pond Helps keep water clean and supports a healthy natural environment for wildlife and plants Easy to clean and maintain Use scenarios Backyard garden pond with fish and aquatic plants, including different shapes Small wildlife pond or decorative water feature to attract birds and beneficial insects Patio, deck, or koi pond where a durable, flexible liner is needed to protect water quality and simplify setup