Aquascape Black Vinyl Tubing is the perfect choice for creating water features with fish and plants - non-toxic, durable, and flexible, it's the ideal tubing for recirculating water. Its kink-resistant construction and ease of installation make it an ideal choice for do-it-yourselfers and professionals alike. With the help of traditional stainless steel hose clamps and barbed fittings for a water-tight seal, your fountain will look its best.