HPS 3/8" (9.5mm) Blue Silicone Vacuum Hose x 10 Feet Vacuum Hose Inside Diameter: 3/8" (9.5mm) Hose Length: 10 Feet (3.05m) Heavy wall design gives it the ability to handle extreme pressure. Ultra flexible & Excellent tensile strength, Made of Premium grade Silicone. Remark: Silicone hose is compatible with water or anti-freeze such as coolant. Silicone hose is NOT compatible with fuel or oil.