The Vevor pond liner is a flexible 10' x 13' LLDPE liner designed for fish ponds, koi ponds, waterfalls, fountains, and water gardens. Its 20 mil thickness helps resist punctures and tears while creating a dependable barrier between water and soil. The pliable material is easy to bend, fold, and trim for custom pond shapes. UV-resistant construction helps the liner hold up over time in outdoor environments. Its black finish blends naturally into pond and water feature installations.