This pond liner has a smooth surface and is made of high-quality high-density polyethylene. Four sizes to choose from: 1.5 x 2 m / 2 x 3 m / 2.5 x 3 m / 3 x 3 m. Economical liner with excellent durability, high tensile strength and impact resistance, and puncture resistance. Soft and flexible, adapts to a variety of irregular surfaces. To adapt to various irregular surfaces. This pond liner provides a flat surface for your pond, reducing soil accumulation. It can effectively prevent harmful substances in the soil from entering the pond and polluting the water, allowing you to easily clean the pond. Ideal for ponds of all sizes with steep waterfalls or without a pond, water gardens, fish ponds, and garden waterfalls. Product description Color: 3 x 3 m Features: --Soft and flexible; adapts to a variety of irregular surfaces. --Excellent choice for projects such as retention ponds, above and below ground water reservoirs, and for water gardens, fish ponds, and garden waterfalls with gently sloping sides and smooth contours. Specifications: Material: High-density polyethylene Size: 1.5 x 2m/2 x 3m/2.5 x 3m/3 x 3m Package includes: 1 x Pond Liner Notes: 1. Please allow 1-3 mm error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture.