1" ID x 20', Synthetic Yarn Farm Fuel Transfer Hose Assembly With Static Wire, Required For Use With 12 Or 110V Electric Pumps, Recommended For Dispensing Gasoline, Up To 15 Percent Ethanol, Diesel Fuel, Kerosene, & Oil, Not Recommended For Bio-Diesel, Oil Resistant Tube/Cover, Spiral Reinforced With Synthetic Yarn, Includes Static Wire Built Into Hose Wall, Assemblies, Coupled Male x Male With A Built In Static Wire To Dissipate Static Electricity Associated With Electric Pumps, 8" Internal Spring Guards On Each End, Prevents The Hose From Kinking At The Coupling, Extending The Life Of The Hose 3 To 4 Times.