The Pond Hose is made of high quality PVC reinforced with an integral helix of rigid PVC, flexible, durable, lightweight, anti-aging, kink-free, not crimp or collapse, high abrasion resistant and excellent corrosion-proof, is perfect for any project that requires moving water. The Pond Tubing, 1-1/2 inch 38mm inner diameter, 1-13/16 inch outer diameter, 10 feet length, with 2 hose clamps. Designed to be safe for fish, plants, and wildlife, pond tubing is Non-toxic. Its Black color blends in naturally with its surroundings. Corrugated design provide high flexibility and small bending radius, easily bends around sharp corners, and can be buried, adaptable to various use environments. Smooth inner surface permits unrestricted flow, reducing operating costs.