3/8" ID x 5/8" OD x 150', Clear, Braided Vinyl Tubing, FDA Grad Reinforced PVC, Suitable For Use With Liquids, Chemicals & Gases, Pneumatic & Vacuum Lines, For Use With Hose Barb Fittings & Clamps, 75 To 250 PSI Maximum Pressure, 150 Degrees Fahrenheit Maximum Temperature, Bulk Roll.