Material: The fuel hose is made of high quality plastic. The hose has good resistance to corrosion, oxidation, wear and high temperature. Size: The fuel hose kit includes four sizes. They are (inner diameter x outer diameter): 3mm*6mm (0.12*0.24inch), 3mm*5mm (0.12*0.2inch), 2.5mm*5mm ( 0.1*0.2inch), 2mm*3.5mm (0.08*0.14inch)) diameter of. Each size is 1.5 meters (59 inches) long. Widely used: the fuel hose is suitable for gasoline and engine oil, and is suitable for ordinary small engines, motorcycles, motor boats and lawn mowers. Easy to install: The fuel line can be easily installed without additional adjustments. Clean and fast flow to ensure a constant flow when the engine is running. Easy to use: the fuel hose kit contains 4 translucent yellow hoses. There are 4 different pipe sizes. If the hose is too long, it can be cut as needed to ensure that the motor runs normally.