Heavy Duty Pond Liner durable HDPE material with 0.12 mm thickness. Designed to withstand extreme weather conditions and long term outdoor ponds. Environmentally friendly and safe for fish and plants. Flexible design Flexible pond membrane that is easy to bend and fold to suit almost any shape. Can be cut to the exact shape required for a specific pond. Easy to use The bottom layer provides a flat surface to reduce soil accumulation and simplify installation. No tools required for setup. can be finished with a layer of round cobblestones for a neat, natural look. Protective performance Acts as a barrier to prevent harmful substances in the soil from penetrating the pond, helping maintain clean water. Supports a healthy natural environment for wildlife and plants and makes pond maintenance easier. Use scenarios Backyards with irregular or decorative ponds such as koi or plant ponds, where the membrane can be cut to fit the required shape. Outdoor garden features or landscape installations where a durable, weather resistant liner is needed to protect soil and water quality. Courtyard or patio water features that benefit from a finished with cobblestones while maintaining a clean, easily maintained water environment. How to use (brief) Unfold and cut to the required shape. Place on level ground, remove sharp objects, and lay the liner flat. Install the bottom surface first, then add water and features. Optionally place round cobblestones on for a stable finish. Specifications recap Material: HDPE Thickness: 0.12 mm Applications: outdoor ponds, water features Benefits: durability, flexibility, easy installation, soil contaminant barrier, supports water quality and wildlife habitat