Durable HDPE pond liner material with a thickness of 0.12 mm (5 mil). It is designed to withstand extreme outdoor weather and provide longlasting protection for the pond bottom, fish, and plants. Flexible and easy to bend and to shape. Fits virtually any pond shape, allowing you to tailor the liner to your specific design. Bottom membrane layer provides a flat surface to reduce soil buildup; easy to install with no tools required. The pond membrane is topped with a layer of rounded pebbles for a finished, natural look. Widely used in garden ponds, reservoirs, water features, streams, landscaping, fish ponds, water gardens, and other water features. It can also be used in other decorative water applications. Use scenarios Create or upgrade a backyard garden pond with an irregular shape, ensuring stable edges and a natural appearance. Install as a decorative water feature in a landscaped area, including streams or small ponds, for a clean, functional liner. Use in fish ponds or water gardens to protect the bottom, minimize soil buildup, and provide a durable base.