Description: Wall thickness: The wall thickness of the vacuum tube is 3mm, which can prevent collapse under vacuum. Material: FDA compliant food grade pure silicone Working Pressure: 43PSI. Burst Pressure: 100PSI (high temperature),130PSI (room temperature). Temperature range: -40°F to 428°F (-40°C to 220°C). Application: Ideal for automotive vacuum lines, windshield washer fluid vacuum hose,turbochargers, air intake components, etc. Package Included: 1PCS 5 Feet 5/32" Silicone Vacuum hose 1PCS 5 Feet 1/4" Silicone Vacuum hose 1PCS 5 Feet 5/16" Silicone Vacuum hose 1PCS 5 Feet 3/8" Silicone Vacuum hose 1PCS 5 Feet 1/8" Silicone Vacuum hose Note: Please allow 1-3mm differs due to manual measurement.