Polyurethane has become the most widely used pneumatic tubing for very good reasons. It has the best combination of flexibility and toughness of any product on the market. Poly tubing can be coiled and bonded. It has excellent memory, low gas permeability, and is resistant to many common industrial chemicals. We stock top quality ester-based product in a wide range of colors and sizes. We also stock polyethylene, nylon, and weld spatter tubing to meet your application requirements.