A combination switch lever for being connected to a supporter in a vehicle, comprising: a cylinder body comprising an opening at a supporting side in a longitudinal direction along which the combination switch lever extends; a plurality of switches (8; 9) to operate an electric component disposed in the vehicle; a flexible board that is disposed inside the cylinder body and extended along the longitudinal direction, and that comprises a circuit part that connects electrically the plurality of switches (8; 9) with an electric device disposed outside the combination switch lever and a non-circuit part disposed outside the circuit part in a width direction; and a first guide member and a second guide member that are disposed inside the cylinder body so as to be opposite to each other sandwiching the flexible board, wherein an inside projection (31a; 31b; 41a; 41b) projected toward a side of the flexible board is formed at a vicinity of the opening of the cylinder body on an opposite surface of the first guide member and/or the second guide member, and the inside projection (31a; 31b; 41a; 41b) presses the non-circuit part of the flexible board to fix the flexible board, and wherein the first guide member and the second guide member comprise adjacent opposite surfaces (32a; 42a; 32b; 42b) between which an opposite distance between the first guide member and the second guide member is, partially in a lateral direction of the flexible board, narrowed with a margin relatively to the height of the non-circuit part, at a part of the lever switch that is nearer to a tip end side apart from the supporter than the vicinity of the opening of the cylinder body and that is opposite to the non-circuit part of the flexible board. a cylinder body comprising an opening at a supporting side in a longitudinal direction along which the combination switch lever extends; a plurality of switches (8; 9) to operate an electric component disposed in the vehicle; a flexible board that is disposed inside the cylinder body and extended along the longitudinal direction, and that comprises a circuit part that connects electrically the plurality of switches (8; 9) with an electric device disposed outside the combination switch lever and a non-circuit part disposed outside the circuit part in a width direction; and a first guide member and a second guide member that are disposed inside the cylinder body so as to be opposite to each other sandwiching the flexible board, wherein an inside projection (31a; 31b; 41a; 41b) projected toward a side of the flexible board is formed at a vicinity of the opening of the cylinder body on an opposite surface of the first guide member and/or the second guide member, and the inside projection (31a; 31b; 41a; 41b) presses the non-circuit part of the flexible board to fix the flexible board, and wherein the first guide member and the second guide member comprise adjacent opposite surfaces (32a; 42a; 32b; 42b) between which an opposite distance between the first guide member and the second guide member is, partially in a lateral direction of the flexible board, narrowed with a margin relatively to the height of the non-circuit part, at a part of the lever switch that is nearer to a tip end side apart from the supporter than the vicinity of the opening of the cylinder body and that is opposite to the non-circuit part of the flexible board.