Material: Made of high-quality stainless steel, resistant to rust and corrosion. Length: 40 inches (approximately 1 meter). Diameter: 1.5 inches, suitable for various exhaust systems. Flexible Design: Allows for easy adjustment and installation in tight spaces. Universal Fit: Compatible with a wide range of vehicles and exhaust systems. Specs: Internal diameter: 38mm ~ 1.5" External diameter: 42mm ~ 1.625" Thickness: 2mm Length: 1.02m~ 40" Finish: Stainless steel Features: It can be used to connect automotive exhaust pipes that are not lined up together. Allows easy installation. It is mainly used to reduce and prevent excessive stress on the current exhaust system by absorbing vibration and thermal expansion. Notes: Make sure it is installed in a half-extended state. To ensure it's at a half-extended state, place the middle of the tubing down over the edge of a workbench, push down on both halves, and bend as much as possible. Once complete, place the entire piece on the table and push it down until it's straightened across the length of the table.