Tubing Material: TeflonTubing Type: FEP/Fluorinated Ethylene PropyleneTubing Color: ClearInside Diameter: .188" or 3/16"Outside Diameter: .25" or 1/4"Wall Thickness: .031"Length: VariousMax Pressure: 840 PSI at 72°FOperating Temp. Range: -328°F to 400°FTensile Strength: 3000 PSIBend Radius: 1.5"