Deluxe Pond Netting is constructed of 1/4'' UV-treated Polypropylene strands bonded together. Sturdy, safe material to install over ponds to prevent leaves and other debris from entering the pond environment, while protecting fish and other pond life from predators. Allows sunlight, air and moisture through which helps maintain the proper biological balance for all pond life. Helps extend the life of the pond. Easy to use and install. Size: 12' x 30'.- SKU: DWT199