Item Length:5 Feet(1.5Meter) Wall Thickness :1/8 inch (3mm) Inner diameter: 0.32"(8mm) Outside Diameter: 0.160" (16MM) [Material] Silicone It is a negtive pressure silicone reinforced hose, can us as an automotive vacuum hose. Max Working Pressure 100psi, 1-Ply reinforcement construction for higher pressure resistance. Polyster Fiber Reinforced for high pressure & resistant to coolant additives Extreme Temperature Resistance with Superior Flexibility ( -65F / +350F ) More on Temp rating below. It applies to general purpose air or water transportation. Please do not use it as an oil hose. .