[Safety Material] Koi Pond Liner is made of HDPE material, it has good softness, extensibility, 20 mil thickness liner is UV and puncture resistant, contains no plasticizers that can be used in outdoor ponds for a long time.

[Easy Cutting] This fish pond liner has durable yet lightweight, easy to install and bend, stretched around corners to fit nearly any pond shape. You can cut it to the size you want to fit all irregular surfaces.

[Protect the Pond] Black Pond Liner can well block soil and water. It prevents dirty substances in the soil from entering the pond and provides a good living environment for the animals and plants in the pond.

[Wide Application] Thick pond liner has waterproof and anti-leakage function. It can be adapted to ponds of various sizes with narrow corners, contours and shelves. The pond underlayment is perfect for fish ponds, fountains, waterfalls and water gardens.

[Please Note] Pond Liner under layment provides a flat surface for your gardenpond. Due to the high water pressure after injection, you can clean the area and add a layer of round pebbles before using. Avoid hard things affecting the life of pond liner.