Abstract: A fire hose comprises a flexible tube; an inner liner installed to an inner wall of the flexible tube; a surface of the inner liner having a plurality of flow guide textures which are formed along an axial direction of the hose; the flow guide textures protruding or recessed from the surface of the inner liner with a high between 0.5 to 2 mm; and at least one indication texture being formed on the outer surface of the fire hose. Preferably, there are two indication textures which are arranged at two edges at the fire hose is flat as a sheet.