- HDPE pond liner that is sun-proof, UV-resistant, waterproof and puncture-proof for long outdoor use. It forms a durable barrier for ponds while protecting fish and plants. - Flexible and tear-resistant design prevents other materials from seeping into the pond, creating a safe environment for aquatic life. - Easy to clean with a flat surface that reduces soil buildup. Helps prevent soil substances from seeping into the pond and polluting water, making maintenance simpler. - Multiple sizes available. Easy to trim to the required shape and size. High flexibility allows it to fold and bend to fit irregular pond layouts. - Easy installation without tools and adaptable to various creative designs. The easy cutting function lets you adjust landscaping, size and layout as needed. Avoid placing the mat on sharp objects. It is strong but not indestructible. - Use scenarios: ideal for outdoor koi or ornamental ponds, garden water features with plants, and DIY landscape ponds or fountain basins that require flexible sizing and simple setup.