This pond, made of thickened PVC fabric, is wear-resistant with leak-proof stitching. Durable PVC pipes ensure long-lasting use. Its 818-gallon capacity provides ample space for aquatic life like koi, goldfish, shrimp, and crabs, ideal for indoor and outdoor use. | Vevor | | Canvas Fish Pond, 818 Gal Capacity Above Ground Fish Pond, Foldable PVC Koi Tank, Round Goldfish Tank with Stable Frame | Blue | Best Buy