Flexible Blue Pond Liner, Large Pond Membrane 3x4m 4x5m 5x5m 6x8m HDPE Underlay Tarpaulin, Puncture Resistant HDPE Sealing Film for Water Storage, Fish Pond and Outdoor Pools(5x5m(16.4x16.4ft))

【HDPE High-Density Material, Long-Lasting Leak-Proof Durability】: Made from high-density polyethylene (HDPE), this liner features built-in puncture resistance, tear resistance, and weather resistance. It withstands friction from rocks and outdoor UV exposure, offers consistent leak-proof performance, and remains resistant to brittleness and cracking even after prolonged immersion in water. Safe and eco-friendly, it provides long-term protection for your fish pond, offering both peace of mind and durability. 【Eye-Catching Blue Design, Elegant and Stylish】: Say goodbye to dull black pond liners! The vibrant blue liner instantly makes the pond water clear and crystal-clear, allowing you to clearly admire the graceful movements of your koi. It also blends perfectly with your garden landscape, giving your backyard water feature a fresh new look. 【Flexible and Easy to Cut, Fits Any Pond Shape】: The liner is flexible, foldable, and highly stretchable, easily conforming to the contours of irregularly shaped ponds. No complicated tools are needed-simply cut it to size according to your needs, whether for round, square, or irregularly shaped ponds. 【Custom Sizes Available】: We offer customization services. If you require different dimensions, please feel free to contact us at any time. We also offer customizable thickness options. The default thickness is 0.12 mm (5 mil), with available options including: 0.1 mm, 0.2 mm, 0.3 mm, 0.4 mm, and 0.5 mm. 【Versatile for Multiple Applications】: This product has a wide range of uses. In addition to koi ponds and landscape ponds, it can also be used for garden fountains, streams, reservoirs, courtyard waterfalls, waterproof liners for planters, and roof waterproofing.