The Jones Stephens Self-Seal Black Rubber Pipe Insulation Tube measures 12 feet in length with a 3-1/8 inch inner diameter and a 2 inch wall thickness. This insulation tube is designed to provide thermal protection for pipes, helping to reduce energy loss and prevent condensation. The self-sealing feature allows for easy installation, ensuring a snug fit around pipes without the need for additional adhesives. Made from high-quality rubber, it offers excellent durability and resistance to moisture and temperature fluctuations. Ideal for HVAC and plumbing applications, this insulation tube enhances energy efficiency and protects against pipe damage.